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1256 matches found for NaOH

A0885 - Product Information Sheet (24 KB)

Aurintricarboxylic acid ammonium salt Product Number A 0885 Store at Room Temperature Replacement for Product Number 45,403-6 Product Description Molecular Formula: C 22H14O9 • 3(NH3) Molecular Weight: 473.4 CAS Number: 569-58-4 λmax: 552 nm (100 mM NaOH) Synonyms: Aluminon, Ammonium aurintricarboxy...

A1895 - Product Information Sheet (24 KB)

Aurintricarboxylic acid Product Number A 1895 Store at Room Temperature Replacement for 12,326-9 Product Description Molecular Formula: C22H14O9 Molecular Weight: 422.4 CAS Number: 4431-00-9 λmax: 552 nm (100 mM NaOH) Synonym: ATA ATA is a potent inhibitor of protein-nucleic acid interactions. NMR s...

S0899 - Product Information Sheet (23 KB)

Sodium hydroxide ACS Reagent Product Number S 0899 Store at Room Temperature 22,146-5 is an exact replacement for S 0899 Product Description Molecular Formula: NaOH Molecular Weight: 40.00 CAS Number: 1310-73-2 Synonyms: caustic soda, soda lye 1 This product is in the form of pellets. It is designat...

N1628 - Product Information Sheet (47 KB)

Novobiocin sodium salt Product Number N1628 Storage Temperature 2-8 °C Product Description Molecular Formula: C 31H35N2NaO11 Molecular Weight: 634.6 CAS Number: 1476-53-5 Melting Point: 220 °C with decomposition 1 λmax: 307 nm 1 Extinction Coefficient: E 1% = 600 (0.1 M NAOH) Specific Rotation: -38....

F7505 - Product Information Sheet (23 KB)

Fluorescein Product Number F 7505 Store at Room Temperature Product Description Molecular Formula: C 20H12O5 Molecular Weight: 332.3 CAS Number: 2321-07-5 CI: 45350 λ max: 238, 284 nm 1 Extinction Coefficient: E mM = 39.8 (238 nm), 10.0 (284 nm) (0.01 M NaOH) Fluroescence properties: Excitation wave...

O4636 - Product Information Sheet (27 KB)

Oxytetracycline dihydrate SigmaUltra Product Number O 4636 Store at Room Temperature Product Description Molecular Formula: C 22H24N2O9 • 2H2O Molecular Weight: 496.5 CAS Number: 6153-64-6 Melting Point: 181-182 °C (with decomposition) 1 Specific Rotation (25 °C): -196.6° (0.1 N HCl), -2.1 (0.1 N Na...

F2456 - Product Information Sheet (25 KB)

Fluorescein Product Code F245-6 Store at Room Temperature Replacement for Product Number F 7505 Product Description Molecular Formula: C20H12O5 Molecular Weight: 332.3 CAS Number: 2321-07-5 CI: 45350 λmax: 238, 284 nm 1 Extinction Coefficient: E mM = 39.8 (238 nm), 10.0 (284 nm) (0.01 M NaOH) Fluroe...

03777 - Datasheet (76 KB)

Page 1 of 2 03777 Ethylene glycol-bis(2-aminoethyl)-N,N,N',N'- tetraacetic acid (EGTA) Properties: CAS Number 67-42-5 Appearance: powder, white Molecular formula: C 14H24N2O10 Formula weight: 380.4 g/mol Melting Point: 241°C, with decomposition Solubility: 0.1 M in 1 M NaOH at 20 °C, clear, colorles...

E0127 - Product Information Sheet (51 KB)

Elastase, pancreatic from porcine pancreas Product Number E0127 Storage Temperature -20 °C Product Description CAS Number: 39445-21-1 Enzyme Commission (EC) Number: 3.4.21.36 Molecular Weight: 25.9 kDa 1 Extinction Coefficient: E 1% = 20.2 (280 nm, 100 mM NaOH) 1 pI: 8.5 2 Synonyms: Elastase hog pan...

M4266 - Datasheet (44 KB)

MORPHINE-3-β β β β-D-GLUCURONIDE Methanol Solution Product Number M 4266 Lot Number 24K8802 CAS Number [20290-09-9] Concentration 1.60 mg Morphine-3-β-D-Glucuronide (equivalent to 0.99 mg Morphine free base)/mL GC grade Methanol (NaOH aDed to enhance stability) conc. verified by UV Molecular Formula...

EX-CELL Advanced CHO Fed-batch Medium Product Information Sheet (126 KB)

Product Information 3. Adjust pH to 5.0 using NaOH. 4. Add 1.9 g/L of Sodium Bicarbonate. 5. Continually stir for at least 30 minutes until product is clear. 6. Adjust the pH to 7.2+/- 0.1 using NaOH or HCl. 7. QS to final volume. 8. Measure osmolality. Product should be 280–320 mOsm/kg. 9. Immediat...

N3129 - Product Information Sheet (25 KB)

4-Nitrophenyl phosphate bis(cyclohexylammonium) salt Product Number N 3129 Storage Temperature -0 °C Product Description Molecular Formula: C 6H6NO6P (C6H13N)2 Molecular Weight: 417.4 λmax: 311 nm 1 Extinction Coefficient: E mM= 9,867 (in 0.01 N NaOH) Synonyms: pNPP, 4-nitrophenol phosphate p-Nitrop...

I2127 - Product Information Sheet (24 KB)

Isocytosine Product Number I 2127 Store at Room Temperature Product Description Molecular Formula: C 4H5N3O Molecular Weight: 111.1 CAS Number: 108-53-2 Melting Point: 275 °C λ max: 225 nm, 273 nm (0.1 N NaOH); 215 nm, 257 nm (0.1 N HCl) 1 Extinction Coefficient: E mM = 7.78 (225 nm), 6.58 (273 nm) ...

EX-CELL Advanced CHO Fed-batch Medium Product Information Sheet (122 KB)

Product Information 3. Adjust pH to 5.0 using NaOH. 4. Add 1.9 g/L of Sodium Bicarbonate. 5. Continually stir for at least 30 minutes until product is clear. 6. Adjust the pH to 7.2+/- 0.1 using NaOH or HCl. 7. QS to final volume. 8. Measure osmolality. Product should be 280–320 mOsm/kg. 9. Immediat...

F7876 - Product Information Sheet (46 KB)

Folic acid Product Number F7876 Store at Room Temperature Product Description Molecular Formula: C 19H19N7O6. Molecular Weight: 441.4 CAS Number: 59-30-3 pKa: 8.26 1 λmax: 368, 283, 256 nm 2 Extinction Coefficient: E mM = 9.12, 25.1, 26.9 (0.1 M NaOH) 2 Specific Rotation: +23° ( 0.5 %, 0.1 M NaOH, 2...

F8758 - Product Information Sheet (22 KB)

Folic acid Cell Culture Tested Product Number F 8758 Store at Room Temperature Product Description Molecular Formula: C19H19N7O6 Molecular Weight: 441.4 CAS Number: 59-30-3 pK a: 8.26 1 λmax: 368, 283, 256 nm 2 Extinction Coefficient: E mM= 9.12, 25.1, 26.9 (0.1 M NaOH) 2 Specific Rotation: +23° ( 0...

V2375 - Product Information Sheet (24 KB)

Vanillin Product Number V 2375 Storage Temperature 2-8 °C Product Description Molecular Formula: C 8H8O3 Molecular Weight: 152.2 CAS Number: 121-33-5 Melting Point: 80-81 °C 1 Boiling Point: 285 °C 1 Extinction coefficient: E mM = 8.85 (248 nm, 0.01 N NaOH, pH 12.3), 25.1 (347 nm, 0.01 N NaOH, pH 12...

S8263 - Product Information Sheet (32 KB)

Sodium hydroxide solution Product Number S8263 Store at Room Temperature Product Description CAS Number: 1310-73-2 (solid form) Synonyms: caustic soda, soda lye 1 This product is a 5.0 M solution. It is designated as Molecular Biology grade and is suitable for molecular biology applications. Sodium ...

A2765 - Product Information Sheet (22 KB)

Azocasein Product Number A 2765 Storage Temperature 2-8 °C Product Description CAS Number: 102110-74-7 Molecular Weight: 23.6 kDa λmax: 440 nm Extinction Coefficient: E 1% = 32-38 (440 nm in 0.1 M NaOH) This product consists of casein (Product No. C 7078) conjugated to an azo-dye. This serves as a g...

T2877 - Product Information Sheet (73KB)

3,3′,5-Triiodo-L-thyronine Catalog Number T2877 Storage Temperature –20 °C CAS RN 6893-02-3 Synonym: T3 Product Description Molecular Formula: C15H12I3NO4 Molecular Weight: 650.97 Extinction coefficient: E mM = 4.09 (295 nm, 40 mM HCl), 49.2 (244 nm), 4.66 (320 nm, 0.1 M NaOH) 1 The two most importa...

C3175use (50 KB)

Antibiotic Selection Agents Product Stability Suggested Product Name Number Form A Storage Solubility at 37ºC Mode of Action Working Conc. Actinomycin D A 9415 CT 2-8ºC DMSO Complexes with DNA and interferes with RNA synthesis 1 µg/ml Bleomycin Sulfate B 8416 CT 2-8ºC H2O Complexes with DNA, causing...

P6760 - Enzyme Assay (21 KB)

P6760 Page 1 of 3 SSPNPP02 Revised: 08/04/95 ProductInformation SIGMA QUALITY CONTROL TEST PROCEDURE Enzymatic Assay of PHOSPHATASE, ACID (EC 3.1.3.2) PRINCIPLE: p-Nitrophenyl Phosphate + H2O Phosphatase, Acid > p-Nitrophenol + Pi Abbreviation: Pi = Inorganic phosphate CONDITIONS: T = 37EC, pH = 4.8...

P3627 - Enzyme Assay (21 KB)

P3627 Page 1 of 3 SSPNPP02 Revised: 08/04/95 ProductInformation SIGMA QUALITY CONTROL TEST PROCEDURE Enzymatic Assay of PHOSPHATASE, ACID (EC 3.1.3.2) PRINCIPLE: p-Nitrophenyl Phosphate + H2O Phosphatase, Acid > p-Nitrophenol + Pi Abbreviation: Pi = Inorganic phosphate CONDITIONS: T = 37EC, pH = 4.8...

A1720 - General Information (38 KB )

Antibiotic Selection Agents Product Stability Suggested Product Name Number Form A Storage Solubility at 37 °C Mode of Action Working Conc. Actinomycin D A9415 CT 2-8 ºC DMSO Complexes with DNA and interferes with RNA synthesis 1 µg/ml Bleomycin Sulfate B8416 CT 2-8 ºC H2O Complexes with DNA, causin...

Acylase I - Colorimetric (23 KB)

SSACET01 Page 1 of 5 Revised: 11/11/95 Enzymatic Assay of ACYLASE I (EC 3.5.1.14) PRINCIPLE: N-Acetyl-L-Methionine + H 2O Acylase I > L-Methionine + Acetic Acid CONDITIONS: T = 37°C, pH = 8.0, A570nm, Light path = 1 cm METHOD: Colorimetric REAGENTS: A. 100 mM N-Acetyl-L-Methionine Solution, pH 8.0 a...

C3145 - Product Information Sheet (53 KB)

Cellulose phosphate Product Number C3145 Store at Room Temperature Product Description CAS Number: 9015-14-9 Cellulose phosphate is a cation exchange medium used in the purification of proteins based on the establishment of electrostatic bonds between the positive charges on the protein and the nega...

C4425 - Enzyme Assay (26 KB)

SPNITR02 Page 1 of 3 Revised: 06/02/99 SIGMA QUALITY CONTROL TEST PROCEDURE Enzymatic Assay of CATHEPSIN G (EC 3.4.21.20) PRINCIPLE: N-Succinyl-Ala-Ala-Pro-Phe p-NA + H2O Cathepsin G > N-Succinyl-Ala-Ala-Pro-Phe + p-nitroaniline Abbreviation used: p-NA = p-nitroanilide CONDITIONS: T = 37EC, pH = 7.5...

A2286 - General Information (18 KB )

ProductInformation Biochemical Solubility The following is a table with recommendations for solubilizing some of our biochemicals for cell culture use. The list highlights items that we have found to be troublesome. In addition, we have included molecular weights, storage temperatures and testing co...

A6770 - Product Information Sheet (146 KB)

Methotrexate hydrate Catalog Number A6770 Storage Temperature –20 C CAS RN 133073-73-1 Synonyms: ()-Amethopterin hydrate, amethopterin, methylaminopterin, 4-amino-10-methylfolic acid, 4-amino-N 10 -methylpteroylglutamic acid, antifolan, N-bismethylpteroylglutamic acid, MTX Product Description Mole...

U1128 - General Information (18 KB )

ProductInformation Biochemical Solubility The following is a table with recommendations for solubilizing some of our biochemicals for cell culture use. The list highlights items that we have found to be troublesome. In addition, we have included molecular weights, storage temperatures and testing co...