Sodium Phosphate Dibasic, Heptahydrate

• Appearance: White to Off-White Powder
• Purity: ≥ 99.0%
• pH (5% Aqueous) : 8.7 - 9.3
• Solubility: Clear and Colorless
• Identity (FTIR): Conforms to Structure
• Loss on Drying (105°C/4 h): 44 - 50%
• Lead: ≤ 10 ppm
• Iron: ≤ 10 ppm
• Chloride: ≤ 10 ppm
• Phosphate: 35.0% - 39.-%
• Sulfate: ≤ 50 ppm
• RNase: None Detected
• DNase: None Detected

*Custom sizes available upon request.

DOT Information: Non-regulated.   
 

Sodium Phosphate Monobasic, Anhydrous

• Appearance (Color): White to Off-White
• Appearance (Form): Crystalline Powder
• Purity: 98.0 - 103.0%
• pH (5% Aqueous): 4.1 - 4.5
• Solubility: Clear and colorless
• Identity (FTIR): Conforms to Structure
• Loss on Drying (105°C/4h): ≤ 0.5%
• Insoluble Matter: ≤ 2.0%
• Lead: ≤ 5 ppm
• Arsenic: ≤ 3 ppm
• Fluoride: ≤ 50 ppm
• Phosphorous: 24.5 - 26.5%
• RNase: None Detected
• DNase: None Detected

*Custom sizes available upon request.

DOT Information: Non-regulated.
 

Tris Base

• Appearance: White, Crystalline Powder
• Purity: ≥ 99.5%
• pH (5% Aqueous): 10.0 - 11.5
• Solubility (40% Aqueous): Clear and Colorless
• Identity (FTIR): Conforms to Structure: ≤ 0.5%
• Loss on Drying (105°C/4h): ≤ 0.5%
• Melting Point: 168ºC – 172ºC
• A280 (40% Aqueous): ≤ 0.07
• A400 (40% Aqueous): ≤ 0.02
• Lead: ≤ 5 ppm
• Iron: ≤ 5 ppm
• Chloride: ≤ 3 ppm
• Sulfate: ≤ 10 ppm
• RNase: None Detected
• DNase: None Detected

*Custom sizes available upon request.

DOT Information: Non-regulated.   
 

Citric Acid, Anhydrous

• Appearance (Color): Colorless or White
• Appearance (Form): Crystals or Crystalline Powder
• Purity: ≥ 99.5%
• Identification (FTIR): Conforms to Structure
• Water: ≤ 0.3%
• Lead: ≤ 5 ppm
• Iron: ≤ 5 ppm
• Oxalate: ≤ 100 ppm
• Sulfate: ≤ 150 ppm
• Chloride: ≤ 50 ppm
• Barium: Passes Test
• Residue on Ignition: ≤ 0.05%
• Readily Carbonizable Substances: Passes Test
• Bacterial Endotoxins: ≤ 0.5 IU/mg
• DNase: None Detected
• RNase: None Detected 

*Custom sizes available upon request.

DOT Information: Non-regulated.   
 

Sodium Phosphate Dibasic, Anhydrous

• Appearance: White Crystalline Powder
• Purity: ≥ 98.0%
• pH (1% Aqueous): 8.4 – 9.6
• Solubility: Clear and Colorless
• Identity (FTIR): Conforms to Structure
• Loss on Drying (105°C / 4h): ≤ 0.5%
• Insoluble Matter: ≤ 0.2%
• Phosphate: 49.0 - 51.0%
• Fluoride: ≤ 10 ppm
• Arsenic: ≤ 1 ppm
• Lead: ≤ 1 ppm
• RNase: None Detected
• DNase: None Detected

*Custom sizes available upon request.

DOT Information: Non-regulated.
 

Sodium Phosphate Monobasic, Monohydrate

• Appearance (Color): White to Off-White
• Appearance (Form): Crystalline Powder
• Purity: ≥ 99.0%
• pH (5% Aqueous): 8.7 - 9.3
• Identity (FTIR): Conforms to Structure
• Loss on Drying (105°C/4h): 10.0 - 15.0%
• Insoluble Matter: ≤ 0.2%
• Lead: ≤ 4 ppm
• Arsenic: ≤ 3 ppm
• Phosphorous: 20.0 - 24.0%
• Chloride: ≤ 140 ppm
• Fluoride: ≤ 50 ppm
• Sulfate: ≤ 150 ppm
• RNase: None Detected
• DNase: None Detected 

*Custom sizes available upon request.

DOT Information: Non-regulated.   
 

PR1MA™  TRIS Hydrochloride [Tris(hydroxymethyl) aminomethane HCl]

Common Name: Tris(hydroxymethyl) aminomethane hydrochloride
CAS Number: 1185-53-1
Molecular Weight: 157.6
Chemical Formula: C₄H₁₁NO₃ • HCl
Solubility: Water
Storage Temp: Room Temperature

Highly purified for use in molecular biology applications.

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

• Appearance: White crystalline
• Assay: 99.0 - 101.0 %
• pH (1% aqueous solution): 4.2 - 5.0
• Solubility (1M Solution in Water ) : Clear, colorless solution
• UV Absorbance @260nm, 1.0 M in H₂O: ≤ 0.06
• UV Absorbance @280nm, 1.0 M in H₂O: ≤ 0.05
• Identification: Conforms
• Heavy Metals : ≤ 5 ppm
• Grade: USP

PR1MA™  MES Monohydrate [2-(N-Morpholino)-ethanesulfonic acid]

Common Name: 2-(N-Morpholino)ethanesulfonic acid
CAS Number: 145224-94-8
Molecular Weight: 213.24
Chemical Formula: C₆H₁₃NO₄S • H ₂O
Solubility: Water
Storage Temp: Room Temperature

Buffer for use in plant tissue culture.

• pKa (20°C): 6.15
• pH range: 5.5 - 6.7

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

• Appearance: White crystalline powder
• Assay (Titration): ≥ 99.0 %
• Heavy Metals: ≤ 0.0010 %
• Loss on Drying: 7.0 - 10.0 %
• pH: 2.5 - 4.0
• pKa @20 ^oC: 6.02 - 6.25
• Solubility (10% solution in H₂O): Clear
• Sulfate: ≤ 0.01 %
• UV Absorbance 250nm in 10% H₂O: ≤ 0.05
• Country of Origin: Report

PR1MA™ Potassium Acetate

CAS Number: 127-08-2
Molecular Weight: 98.14
Chemical Formula: C₂H₃O₂K
Solubility: Water
Storage Temp: Room Temperature

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

• Appearance: White crystalline powder
• Calcium (Ca): ≤ 0.005 %
• Chloride (Cl): ≤ 0.003 %
• Heavy Metals : ≤ 5 ppm
• Insolubles: ≤ 0.005 %
• Iron: ≤ 5 ppm
• Magnesium (Mg): ≤ 0.002 %
• pH (5% in water): 6.5 - 9.0
• Phosphate: ≤ 0.001 %
• Purity: ≥ 99.0 %
• Sodium (Na): ≤ 0.03 %
• Sulfate: ≤ 0.002 %
• Country of Origin: Report

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™ 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