PR1MA™ Calcium Chloride Anhydrous

CAS Number: 10043-52-4
Molecular Weight: 110.98
Chemical Formula: CaCl₂
Solubility: Water
Storage Temp: Room Temperature

Research or further manufacturing use only, not for food or drug use.

• Appearance: White crystalline powder
• Assay (Titration): ≥ 96.0 %
• Titratable Base: ≤ 0.006 meq/g

PR1MA™ Bromophenol Blue [3',3",5',5"-Tetrabromo-phenolsulfonphthalein]

Common Name: 3',3",5',5"-Tetrabromo-phenolsulfonphthalein
CAS Number: 115-39-9
Molecular Weight: 669.96
Chemical Formula: C₁₉H₁₀Br₄O₅S
Solubility: Methanol, ethanol
Storage Temp: Room Temperature

Research or further manufacturing use only, not for food or drug use.

• Appearance: Pink to Red Crystalline Powder
• Clarity of Solution: Pass
• Visual Transition Interval (pH 3.0 - 4.6): Pass

PR1MA™  Rifampicin

CAS Number: 13292-46-1
Molecular Weight: 823.0
Chemical Formula: C₄₃H₅₈N₄O₁₂
Solubility: Dilute acid solutions
Storage Temp: 2-8°C

Interferes with synthesis of nucleic acids by inhibiting DNA dependent RNA polymerase. Active against gram positive bacteria. Less active against gram negative bacteria. Plant cell culture tested.

Research or further manufacturing use only, not for food or drug use.

• Appearance: Brownish-Red Crystalline Powder
• Crystallinity: Pass Test
• Heavy Metals : ≤ 20 ppm
• Identification: Pass Test
• Loss on Drying: ≤ 1.0 %
• pH: 4.5 - 6.5
• Purity: 97.0 - 102.0 %
• Rifampicine Quinone: ≤ 1.5 %
• Solubility: Pass
• Sulfated Ash: ≤ 0.1 %

PR1MA™  Hygromycin B Liquid

• Appearance: Light amber solution
• Purity: ≥ 80 %
• Potency: Report U/mg
• Concentration: Report (500 mg Hygromycin B/ml) units/ml
• Density: Report mg / mL

96 Place Fluorescent Flipper® Rack

The perfect partner for PCR prep work.

Our Fluorescent Flipper Racks are crafted to be the perfect partner for PCR preparation, offering reliable performance and easy handling. The dual-sided feature and temperature resilience (-90 to 121°C) ensure your life’s work is protected and your lab runs efficiently. Convenient modeling indexes and varying colors make it easy to keep your space organized.

Two-sided rack accommodates 2 tube sizes:

• Side A: 96 wells for 1.5 mL or 2.0 mL tubes.
• Side B: 96 wells for 0.5 mL tubes.

Colors: Assorted Fluorescent includes Blue, Green, Orange, Pink, Yellow

*Clear Lid only included with select items

Specifications   
 

Proudly made in the USA! Click here for more made in America products!
 

4 Way Flipper® Rack with Tray

Small footprint is perfect for the benchtop or under the hood!

• Multi-tube compatibility
• Four 4-Way racks in a convenient tray
• Each Flipper can be independently oriented
• 4-way racks can be used in the tray or independently
• Fluorescent Colors: Green, Yellow, Orange, Pink
• Standard Colors: Blue, Green, Red, Yellow
• Dimensions: 243 × 102 × 41 mm

Each rack can be rotated to support a variety of tube sizes including:

• Twelve 0.5 mL Tubes
• Nine 1.5 - 2.0 mL Tubes
• Six 15 mL Tubes
• Two 50 mL Tubes  

PR1MA™ PBS [Phosphate Buffered Saline], 10X Powder Concentrate, White Granular Powder

CAS Number: 7778-77-0; 7447-40-7; 7558-79-4; 7647-14-5
Storage Temp: Room Temperature

Research or further manufacturing use only, not for food or drug use.

• Appearance: White Uniform Powder (No Granular)
• Chloride: 0.136 - 0.144 moles/liter
• Conductivity @ 25 ^oC: 14000 - 17800 µomhos/cm
• DNase, RNase, protease: Not Detected
• pH (10X Solution): 6.7 - 6.9
• pH (1 X Solution): 7.3 - 7.5
• Solubility: Pass Test (9.89%)
• Seal Integrity Testing: Pass Test

PR1MA™  Sodium Phosphate Dibasic, Anhydrous, ACS Grade

CAS Number: 7558-79-4
Molecular Weight: 142.0
Chemical Formula: Na₂HPO₄
Solubility: Water
Storage Temp: Room Temperature

Research or further manufacturing use only, not for food or drug use.

• Appearance: White crystals
• Assay: ≥ 99.0 %
• Chloride: ≤ 0.002 %
• Heavy Metals : ≤ 10 ppm
• Insoluble Matter: ≤ 0.01 %
• Iron: ≤ 0.002 %
• Loss on Drying: ≤ 0.2 %
• pH (5% Solution): 8.7 - 9.3
• Sulfate: ≤ 0.005 %
• Yeast and Mold Count: ≤ 100 CFU/g
• Aerobic Plate Count: ≤ 1000 CFU/g

PR1MA™  Paromomycin Sulfate

CAS Number: 1263-89-4
Molecular Weight: 615.6
Chemical Formula: C₂₃H₄₅N₅O₁₄ • H₂SO₄
Solubility: Water
Storage Temp: Room Temperature

Aminoglycoside antibiotic with mode of action similar to Kanamycin and Neomycin. Used as a selective agent for the incorporation of the NPT II (APH3') gene in plant tissue. Plant culture tested.

Research or further manufacturing use only, not for food or drug use.

• Appearance: White to Off White Powder
• Assay: ≥ 675 U/mg
• Identification: Conforms
• Loss on Drying: ≤ 5.0 %
• pH 3.0% Solution @25^oC: 5.0 -7.5
• Specific Optical Rotation: +50.0 - +55.0°

Microcentrifuge Tube Racks

Maximize your lab's efficiency with Microcentrifuge Tube Racks! These racks include frosted writing areas for easy labeling/identification and come with a matching lid to protect your samples. Packaged in units of 5 racks per package, with 4 packages per case.

• Three models accommodate common tube sizes (0.5, 1.5 / 2.0, and 5.0 mL)
• Ideal for screw cap microtubes and microcentrifuge tubes
• Small footprint saves bench and freezer space
• Side notches facilitate easy lid removal
• Suitable for temperatures as low as -90ºC as well as autoclaving
• Racks come with lid 

Specifications
 

Item #	5527-00	5520-00	5530-00
Dimensions (D x W x H)	143.8 x 75.2 x 53.0 mm 5.66 x 2.96 x 2.09 in.	143.8 x 75.2 x 53.0 mm 5.66 x 2.96 x 2.09 in.	139.7 x 71.1 x 61.8 mm 5.5 x 2.8 x 2.43 in.
Formation	21 wells, 7 x 3	50 wells, 10 x 5	50 Wells, 10 x 5
Tube Size	Holds 5 mL Tubes	Holds 1.5 / 2.0 mL Tubes	Holds 0.5 mL Tubes

Proudly made in the USA! Click here for more made in America products!
 

PR1MA™ Acrylamide/bis-Acrylamide, Premixed Powder 29:1 Ratio

Storage Temp: Room Temperature

Pre-measured powder blend of acrylamide and bis-acrylamide for simple stock solution preparation.

WARNING! This product can expose you to Acrylamide, a chemical which is known to the State of California to cause cancer, developmental and reproductive harm. For more information go to www.P65Warnings.ca.gov.

Research or further manufacturing use only, not for food or drug use.

• Appearance: White Powder
• Conductivity of Solution: ≤ 10.0 µmhos
• Electrophoresis: Pass Test
• Solubility: Pass Test

PR1MA™ Nourseothricin Sulfate [NTC] [clonNAT] [Streptothricin Sulfate]

Common Name: [NTC] [clonNAT] [Streptothricin Sulfate]
CAS Number: 96736-11-7
Solubility: Water
Storage Temp: 2-8°C

Dihydrogen sulfate form of the weekly basic antibiotic Nourseothricin consisting of components F, E and D. Effective against gram negative and gram positive bacteria. Also effective against mycobacteria, mycoplasms, protozoa, yeasts, viruses and plants. Commonly used as a selection agent for recombinant yeast strains.

Research or further manufacturing use only, not for food or drug use.

• Appearance: White Powder
• Carbon (C): Report %
• Hydrogen (H): Report %
• Nitrogen (N): Report %
• Purity (HPLC): ≥ 85 %
• Sulfur (S): Report %