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For a limited time, Buy 3 Single-Channel AlphaPettes and get a 4th one FREE! It’s that simple!
(Add Item # plus "-F" to your cart for free item)
Don’t Miss Out – This Offer Ends June 30, 2025!
Free offer with purchase of designated items at listed price. Cannot be combined with other discounts or pricing.
Free item must be of equal or lesser value than the lowest-priced item.
Not valid on prior purchases. Special price applies only to the specified item; no substitutions.
Promo valid until 06/30/2025 or while supplies last. All terms and conditions apply.
Discover the quality and reliability you've come to expect from MIDSCI,
AlphaPette™ is now rebranded as AlphaPette™ by PR1MA™.
Next time you order an AlphaPette™ you can expect the same great product, under a new name!
AlphaPette™ The #1 Pipettor for sub-microliter pipetting and beyond
The new, more Ergonomic AlphaPette™ pipettors include the following upgrades:
- Improved comfort while pipetting: Extended finger rest
- Enlarged volume display
- Up to 40% reduction in plunger forces
- Reduced tip ejection forces
- Reduced tip shaft on 1000 uL pipettor
- Reduced plunger stroke on 1000 uL pipettor
- 50% lower forces than Gilson and Eppendorf
- Lightweight
Standard Features
- Volume adjustment with plunger button or thumbwheel
- Volume easily visible with black and red numbers
- Reduced ejection forces
- Fully autoclavable for sterility
- Adjustable ejector length
- Pipettors are individually tested and supplied with certificate of quality
- Shafts and tip cone with higher strength and chemical resistance
- Accurate and Precise
- AlphaPette™ Pipettor have a universal shaft that will accept most pipet tips, unlike Rainin LTS Pipettors
LIFETIME WARRANTY* and Certificate for Free Calibration included! *(with the exception misuse)
AlphaPette™ Pipettors are designed for exceptional comfort and accuracy. Combining ease of use: lightweight; well balanced; comfortable fit in the right or left hand; and accuracy, the AlphaPette™ is the perfect addition to your lab.
The adjustable thumbwheel is slightly recessed to prevent unintentional change and is protected from the effects of thermal expansion by the insulated body of the pipette. For convenience, volume can also be adjusted by turning the push-button.
AlphaPette™ Pipettors have a universal shaft that will accept most pipette tips. The stainless-steel tip ejector is adjustable to accommodate various styles of tips and removable for pipetting into narrow tubes. Ease of use meets exceptional performance with the AlphaPette™.
Specifications
| Model | Volume µL | Accuracy % | Precision % | Increments |
| A-2 | Min 0.2 | ±12.0 | ±6.0 | 0.002 uL |
| Max 2 | ±1.5 | ±0.7 | ||
| A-10 | Min 0.5 | ±4.0 | ±4.0 | 0.02 uL |
| Max 10 | ±0.5 | ±0.4 | ||
| A-20 | Min 2 | ±4.0 | ±3.0 | 0.02 uL |
| Max 20 | ±0.8 | ±0.4 | ||
| A-100 | Min 10 | ±1.6 | ±0.8 | 0.2 uL |
| Max 100 | ±0.8 | ±0.3 | ||
| A-200 | Min 20 | ±1.2 | ±0.6 | 0.2 uL |
| Max 200 | ±0.6 | ±0.3 | ||
| A-1000 | Min 100 | ±0.9 | ±0.45 | 2 uL |
| Max 1000 | ±0.6 | ±0.25 | ||
| A-5000 | Min 1000 | ±0.6 | ±0.3 | 10 uL |
| Max 5000 | ±0.5 | ±0.2 |
Haier Ultra-Low Temperature Freezers
- Microprocessor-controlled system designed for controllable range of -40°C to -86°C for cabinet space with 1°C increment
- Large LED display for cabinet temperature, set temperature, ambient temperature, and input voltage
- Settable high temperature and low temperature alarms
- Automatic clean-filter alarm and sensor error alert
- Adjustable storage shelf height
- Can be connected with network, and remote alarm systems
- Optional temperature recorder, storage racks and storage boxes
Field Proven Reliability
- Refrigeration system designed and manufactured with best known practice, and components with highest possible quality
- Reliability test performed and passed on all models including aging test on control electronics at 85°C and 85% humidity environment
- Unique insulated inner door design for four separate storage compartments to minimize frost buildup inside the chamber
- Specialized control system design for a well-balanced operation of cascade refrigeration system
Safety
- Equipped with a complete alarm system with optional remote network monitoring system
- UL and CE certified for application safety
- Malfunction alarms including high and low temperature, power outage, sensor errors, high voltage and low voltage, clean-filter, and extremely high ambient, door ajar feature standard on DW-86L486/728/828 models
- Capable of producing two types of alarm outputs: audible buzzer and visible flashing light
- Multiple built-in system protection features including user-settable protection code for controls, user settable delay to start, voltage compensation system, and protection against extreme high voltages
- USB port for temperature data downloading
- Safety padlock compatible on outer door
Installation and Application
- Wide range operating voltage system from 185V to 260V designed to allow units installed in areas with poor voltage condition
- Suitable for 10°C to 32°C Ambient temperature
- Input voltage and ambient temperature shown simultaneously for ease of monitoring environmental conditions
- Freezer design for global installations
- Robust door latch designed for secure door closing and compact casters for ease of maneuvering
Low Sound Level
- Specialized refrigeration system design using whisper quiet fan and compressors
- Freezer chassis designed to absorb vibration and sound
'J' Series Energy Saving Models Advanced Features (for models ending in 'J')
- Unique door seal and breaker design for the minimum loss of cold temperature during a door opening
- High performance VIP insulation panels to minimize cabinet heat gain and to improve temperature stability
- Patented cabinet insulation system designed for optimal performance of cold storage temperature and minimal frost buildup
- Condensator can intelligently start-stop to reduce power consumption
- Unique design of independent insulated inner door systems for independent access of storage space to provide the maximum protection of stored samples and save energy
- Energy star rated
- Energy saving models: Hydrocarbon natural environment friendly refrigerants refrigeration system make super low energy consumption
Cryostorager, dewar
Haier TwinCool Frequency Conversion -86°C ULT Freezers
The TwinCool Frequency conversion range of freezers utilizes two key innovations to deliver outstanding sample security and energy efficiency – dual cooling and adaptive refrigeration technologies.
Safe, Secure, and Reliable
Multiple alarms, including high and low temperature, power failure, door ajar, hot condenser, low battery, sensor error, and high ambient temperature. The standard ambient temperature ranges from 10 to 32°C and can be applied to the ambient temperature of 38°C for an extended period.
Environmentally Friendly
HC refrigerants have zero Global Warming Potential (GWP) and the LBA polyurethane foam has lower GWP than most HFC commonly used, combined they deliver superior environmental protection.
High Performance in Temperature Uniformity
The unique frequency conversion refrigeration system ensures excellent temperature stability.
World-leading Energy Saving Refrigeration Technology
High-efficiency cooling fans and compressors, combined with hydrocarbon refrigerants, ensure energy savings and long-term sample security.
Dual Refrigeration System Double Safety and Optimal Reliability
Double independent hydrocarbon refrigeration system design, each system can maintain -80ºC ensuring the safety of stored samples.
The products listed on this page have been discontinued by the manufacturer.
As a great alternative, we recommend exploring our new and improved
Haier TwinCool Frequency Conversion -86°C ULT Freezers,
designed for superior performance and energy efficiency.
For additional options or to request a quote, please don’t hesitate to contact us!
Haier TwinCool -86°C ULT Freezers with Touchscreen
- Dual independent refrigeration systems for maximum sample safety
- High-speed refrigeration system for faster pull-down and temperature recovery after door opening
- World-leading energy-saving refrigeration technology
- Smart full-size touchscreen
- Wireless monitoring connectivity
The TwinCool ULT freezer can be used for the storage and protection of valuable samples which require strict and continuous storage conditions such as viruses, pathogens, red blood cells, white blood cells, skin, bones, bacteria, semen, and other biological products and special materials. Designed to operate even in the event of a compressor failure. Applicable to many storage requirements found within blood storage facilities, hospitals, disease control and prevention centers, scientific research institutions, biomedical engineering institutes, and electronics and chemical industry.
- Intelligent Dual System ULT Refrigeration - Two independent refrigeration systems designed to ensure optimal reliability, longevity, and efficiency.
- Maximum Energy Efficiency - 50% more energy efficient than standard ULT refrigeration systems.
- Fast Cabinet Pull Down - Takes only 3 hours to cool from +25C ambient to -80C.
- High Efficiency - High-efficiency cooling fans and compressors combined with hydrocarbon refrigerants ensure energy savings and long-term sample security.
- Multi-Layered Sealing Structure - Triple layer of gaskets split between the main and inner doors decreases heat loss and guarantees excellent warm-up times in the event of a power failure.
- Pressure Equalization Port - Heated port with spring assisted mechanism to prevent icing on the vent allows users to reopen the main door soon after entering.
- Improved Handle Design - Lockable handle with a unique key prevents other Haier freezer owners’ access to your precious samples, also comes with space for a padlock for that extra security.
- USB Interface - Enables users to download historical temperature data for compliance/auditing purposes.
- Multi-Level Alarms - Alarming functions that include hi and low temperature, sensor error, power failure, high ambient, clean filter and door ajar.
- USB Interface - Enables users to download historical temperature data for compliance/auditing purposes.
Cryostorager, dewar
For a limited time, buy 2 cases of PR1MA™ Cryogenic Tubes
and get 1 CryoFreeze® GripRack™ (5160-0G-F) Rack FREE!
For free item, add item# 5160-0G-F to your order.
Offer cannot be combined with other discounts or institutional pricing. Customer must pay the listed
price for the 2 cases to receive the free item. Not valid on prior purchases.
All terms and conditions apply. Promo valid until 7/31/25 or while supplies last.
PR1MA™ Cryo Tubes
- Ultra-pure polypropylene meets FDA 21 CFR 177.1520 & USP Class VI.
- High-contrast black 100 uL graduations are bold and easy to read.
- Large white writing area on all tubes.
- Optimized for vapor-phase liquid nitrogen storage.
- Note: not suitable for immersion in liquid nitrogen.
- Temperature range: -196°C to 121°C.
- HDPE cap has secure lip-seal feature so no O-ring is necessary.
- Maximize tube storage within racks, boxes, and canes.
- Sterile and certified free of detectable DNase, RNase, DNA, PCR inhibitors, and endotoxins.
Proudly made in the USA! Click here for more made in America products!
2025 PR1MA™ Reagents Promo!
For a limited time, new customers can buy one
PR1MA™ qMAX Green qPCR Mix of 100 Reactions and get one FREE!
(PR2000-N-100, PR2000-L-100, and PR2000-H-100)
Offer limited to new customers only. Limit of 5 units per new customer.
Use promo code: PRQMAX25
Offer can not be combined with other discounts or institutional pricing.
Customer must pay the listed price for the first item to receive the free item.
Promo valid until 6/30/25.
2025 PR1MA™ Reagents Promo!
For a limited time, new customers can buy one
PR1MA™ qMAX Green qPCR Mix of 100 Reactions and get one FREE!
(PR2000-N-100, PR2000-L-100, and PR2000-H-100)
Offer limited to new customers only. Limit of 5 units per new customer.
Use promo code: PRQMAX25
Offer can not be combined with other discounts or institutional pricing.
Customer must pay the listed price for the first item to receive the free item.
Promo valid until 6/30/25.
PR1MA™ qMAX Green qPCR Mix with Blue Tracking Dye
- Superior sensitivity and fast cycling with exceptional results
- Ideal for low copy number templates
- Early Ct values and detection across a broad dynamic range
- Ready to use 2X Master Mix
- Includes PR1MA™ Hot Start Taq Polymerase for greater specificity and accuracy
Supplied as a ready-to-use 2X master mix, PR1MA™ qMax Green has been engineered for high sensitivity, fast cycling, and excellent reproducibility. PR1MA™ Hot Start Polymerase provides accurate PCR of a variety of templates including low copy number and difficult sequences, while the proprietary qMax Green intercalating dye exhibits higher fluorescence and lower PCR inhibition than other popular green dyes.
These two components are supported by a specially formulated buffer with an exacting combination of salts, PCR enhancers, stabilizers, and pH that results in earlier Ct values and a high specificity across a broad dynamic range.
*Please note these products ship on dry ice. Appropriate shipping charges apply unless otherwise noted on a quote.
Proudly made in the USA! Click here for more made in America products!
Haier Liquid Nitrogen Dryshipper Series for Transportation
- Rugged and durable aluminium construction
- Vapour phase cryogenic storage
- Straw and cryovial storage options
- Designed to ensure no LN2 spillage
- Lockable lids
- Cryo absorbant
- 3-year vacuum warranty
Product Advantages
- Liquid Nitrogen Adsorption
- Adsorbent materials are used to absorb and retain LN2 for safe transport. No spillover of LN2 can occur even when the tank is capsized.
- Stainless Steel Mesh
- Special stainless steel mesh divides storage space and LN2 absorbents to prevent absorbent materials from contaminating the samples.
- Complete Accessories Set
- All models are offered a variety of stainless steel canisters and polycarbonate cryogenic boxes. Locking cover is optional.
Cryostorager, dewar
Haier Liquid Nitrogen Medium Sized Storage Series
- Heavy duty lockable enclosure offers excellent security
- Compatible with all major cryobox brands
- Durable aluminum construction
- Temperature monitoring available
- Liquid or vapor phase option available
- High thermal efficiency
- 5 year vacuum warranty
- Ultra-low evaporation loss
Product Advantages
- ULT Storage with Extremely Low LN2 Evaporation Loss
- Freezer racks are in the ultra-low temperature environment with extremely low LN2 evaporation. Even stored in vapor phase, the temperature will be below -190°C for a long time.
- Advanced Vacuum Technology and Superinsulation Technology
- Advanced vacuum and insulation technologies ensure cryopreservation for up to four months.
- Compatible for Blood Bag Storage
- Suitable for blood bag applications, the racks can be adapted to provide temporary blood bag storage before transferring bags to larger LN2 storage tanks.
Cryostorager, dewar
Haier Liquid Nitrogen High Capacity Series for Storage or Transport (Round Canisters)
- Numbered Index Canister Locations
- High Capacity
- High Thermal Efficiency
- Extended Hold Time
- LN2 Dispenser
- Round Canisters for Straw Storage
- Lockable
- Roller Bases Available
- 5 Year Vacuum Warranty
Product Advantages
- Narrow neck design and excellent thermal conductivity reduces evaporation loss of liquid nitrogen to extend storage times.
- Large-capacity models have wider necks for easy access to biological samples.
- Long-term cryopreservation models have narrower necks with less heat intrusion.
Cryostorager, dewar
Haier Liquid Nitrogen Small Sized Storage Series
Widely used within many laboratories, this small-sized storage series features low LN2 consumption and dual handle design. Stores between 600 and 1100 vials in square racks and cryo boxes.- Heavy duty lockable enclosure offers excellent security
- Strong, lightweight aluminum construction
- Dual handles
- Temperature monitoring available
- Roller bases available
- High thermal efficiency
- Ultra-low LN2 evaporation loss
- 5 year vacuum warranty
- Low LN2 Consumption and Maximum Storage Efficiency
- Haier Biomedical’s Small Sized Storage Series (Square Racks) Liquid Nitrogen Storage System features low LN2 consumption and small storage capacity for laboratory applications. The lightweight containers have a smaller footprint whilst providing maximum efficiency of cryogenic storage capacity.
- Advanced Vacuum Technology and Super-insulation Technology
- Advanced vacuum and insulation technologies provide ultra-low liquid nitrogen evaporation loss and ensure up to three months cryogenic storage.
Cryostorager, dewar
Haier Liquid Nitrogen Smart Type Biobank Series for Large Scale Storage
- LN2 Splash proof
- Data Logging
- Hot Gas Bypass
- From 13,000 to 94,875 Cryovials
- Self-diagnostics
- Vapor Phase Storage
- Lockable Lid
- Liquid Phase Storage
- One-touch Defogging
- 5 Year Vacuum Warranty
Product Advantages
- Optimal Use of Storage Space
- Racks are stored on the rotating tray with an appropriate distance from the wall of the chamber. Liquid nitrogen or supercooled nitrogen vapor is filled in the space between the tray and the wall to maintain temperature uniformity. Storage space is equally divided into four or six fan-shaped storage areas which are clearly labelled. Each storage room is easily rotated to the opening of the tank for convenient sample access.
- Designed for Both Liquid and Vapor Phase Storages
- Each model from the Biobank series for large scale storage is designed for both liquid and vapor phase storage. For the vapor phase storage operation process, samples are located away from the liquid nitrogen at a uniform temperature close to that of liquid nitrogen.
- Advanced Vacuum Technology and Superinsulation Technology
- Haier Biomedical’s Liquid Nitrogen Storage System Biobank series for large scale storage applies advanced vacuum technology and superinsulation technology to ensure storage safety and temperature uniformity while reducing the consumption of liquid nitrogen. The temperature difference of the entire storage area does not exceed 10°C, even during the vapor phase storage process, the temperature near the top of the shelf is as low as -190°C.
- Cryosmart Level Monitoring System ZJY-800N
- Haier Biomedical’s Liquid Nitrogen Storage System Biobank series for large scale storage feature the Cryosmart system for complete monitoring and control. High-precision temperature and liquid level sensors are used to ensure accuracy. All data and samples are protected by a secure access control system.
Cryostorager, dewar
These models are being discontinued.
Please visit our Haier LN2 Smart Type Biobank Series for Large Scale Storage
page for the new and improved models!
Have questions or need more information? Feel free to contact us!
Haier Liquid Nitrogen Biobank Series for Large Scale Storage Smart Type
- LN2 Splash proof
- Data Logging
- Hot Gas Bypass
- From 13,000 to 94,875 Cryovials
- Self-diagnostics
- Vapor Phase Storage
- Lockable Lid
- Liquid Phase Storage
- One-touch Defogging
- 5 Year Vacuum Warranty
Product Advantages
- Optimal Use of Storage Space
- Racks are stored on the rotating tray with an appropriate distance from the wall of the chamber. Liquid nitrogen or supercooled nitrogen vapor is filled in the space between the tray and the wall to maintain temperature uniformity. Storage space is equally divided into four or six fan-shaped storage areas which are clearly labelled. Each storage room is easily rotated to the opening of the tank for convenient sample access.
- Designed for Both Liquid and Vapor Phase Storages
- Each model from the Biobank series for large scale storage is designed for both liquid and vapor phase storage. For the vapor phase storage operation process, samples are located away from the liquid nitrogen at a uniform temperature close to that of liquid nitrogen.
- Advanced Vacuum Technology and Superinsulation Technology
- Haier Biomedical’s Liquid Nitrogen Storage System Biobank series for large scale storage applies advanced vacuum technology and superinsulation technology to ensure storage safety and temperature uniformity while reducing the consumption of liquid nitrogen. The temperature difference of the entire storage area does not exceed 10°C, even during the vapor phase storage process, the temperature near the top of the shelf is as low as -190°C.
Cryostorager, dewar
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