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MINERAL OIL (Light) CAS number: [8020-83-5] Density: 0.84 g/l Color: clear/colorless

N-DODECYL ß-D-MALTOSIDE Nonionic detergent -20 °C CAS number: [69227-93-6] C 24 H 46 O 11 MW: 510.6 Purity: > 98%

N-ETHYLMALEIMIDE CAS number: [128-53-0] (NEM, 1-Ethyl-3-pyrrolin-2,5-dione) 4 °C Reacts specifically with sulfhydryl groups. Modifies cysteine residues in proteins and can be used to quantitate this amino acid. NEM is inactivated by reducing agents such as DTT, DTE and mercaptoethanol. C 6 H 7 NO 2 MW: 125.1 Solubility: water: 1 g/l ethanol: soluble

p-AMINOBENZOIC ACID (PABA), Free Acid PAB222 (Vitamin BX, Vitamin H1) Suitable for cell culture C7H7NO2 MW: 137.1 Purity: min. 99% Color: white powder Solubiltiy: 2% water

PHENOL, Ultra Pure Re-distilled on argon - 20 °C C 6 H 5 OH MW: 94.11 Purity: > 99% Heavy Metals: < 0.01%

PHENOL, Ultra Pure PHE509 Re-distilled on argon - 20 °C C6H5OH MW: 94.11 Purity: > 99% Heavy Metals: < 0.01%

PHENYLMETHYL SULFONYL FLUORIDE (PMSF) PMS123 CAS number: [329-98-6] Inhibits serine and cysteine proteases like trypsin, chymotrypsin, kallikrein and thrombin. C6H5CH2SO4F MW: 174.19 Purity: > 99% Melting Range: 91 - 93 °C

PHORBOL PMA168 CAS number: [16561-29-8] - 20 °C Binds and activates protein Kinase C. Strong NO promoter. Potent mouse skin tumor promoter. C36H56O8 MW: 616.84 Purity: > 99% Solubility: DMSO, ethanol

PIPES, Sodium Salt (1.5), Biotechnology Grade CAS number: [100037-69-2] C 8 H 18 N 2 O 6 S 2 MW: 670.7 Purity: > 99% pKa (20 °C): 6.80 Useful pH range: 6.1-7.5

POLYVINYLPYRROLIDONE High Purity Grade CAS number: [9003-39-8] Purity: > 99.0% pH (5%, H 2 O): 3.0 - 7.0 Heavy Metals (as Pb): < 0.001% MW: avg. 40,000 Viscosity: 26-35 K A component of Denhardt's Solution. Use for hybridization at concentration of 1% (w/v) for a 50X solution. Useful as a solubilizer and complexing agent in plant cell culture.

POTASSIUM ACETATE, ACS, Reagent Grade POA301 CAS number: [127-08-2] KC2H3O2 MW: 98.14 Purity: ≥ 99% Chloride: < 0.001% Sulfate: < 0.001% Heavy Metals: < 0.0005%

POTASSIUM BICARBONATE PBC401 ACS, Reagent Grade CAS number: [298-14-6] KHCO3 MW: 100.12 Purity: 99.7 - 100.5%

POTASSIUM CARBONATE, ACS Grade, Anhydrous CAS number: [584-08-7] K 2 CO 3 MW: 138.2 Purity: > 99% Insolubles: < 0.01% Heavy Metals (as Pb): < 5 ppm

POTASSIUM PHOSPHATE MONOBASIC PPM666 Anhydrous, Biotechnology Grade CAS number: [7778-77-0] KH2PO4 MW: 136.1 Purity: ≥ 99.5% Insolubles: < 0.05% Solubility (1M): clear/colorless DNase, RNase, Protease: none detected

RUBIDIUM CHLORIDE, Molecular Biology Grade RUB123 CAS number: [7791-11-9] RbCl MW: 120.92 Purity: ≥ 99.0% Insolubles: < 0.01% DNase, RNase Activity: none detected

SODIUM ACETATE, Biotechnology Grade SAA310 CAS number: [127-09-3] C2H3O2Na MW: 82.03 Purity: > 99% DNase, RNase, Protease free Solubility (1 M): clear/colorless

SODIUM CARBONATE, Anhydrous, ACS Reagent Grade CAS number: [497-19-8] Na 2 CO 3 MW: 106.0 Purity: min. 99.5%

SODIUM CARBONATE, Anhydrous, ACS Reagent Grade SOC512 CAS number: [497-19-8] Na2CO3 MW 106.0 Purity: min. 99.5%

SODIUM THIOSULFATE, Pentahydrate, Reagent Grade STS804 CAS number: [10102-17-7] Na2S2O3.5H2O MW: 248.2 Purity: min. 99.5% Insolubles: < 0.005% Heavy Metals (as Pb): < 0.001% Solubility (1 M): clear/colorless