riboflavin 99% for biochemistry

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Three white chemical bottles with red caps, labeled "Chemnovyo," arranged in order of size against a plain gray background.
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Three black plastic bottles of nitric acid with white hazard labels are arranged in a row against a grey background.
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Two white plastic chemical containers with black lids, labeled "Chemnovato." The left contains Magnesium Sulphate, and the right contains Acetyl Salicylic Acid, both on a gray background.
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Six brown glass bottles of varying sizes with white labels and black or white caps, containing Trichloroacetic Acid 99% AR from Chemoxy, are arranged in a row on a gray background.
Two brown glass bottles labeled "Chloroform 99.8% for HPLC" with hazard symbols, placed side by side on a neutral gray background.
Three dark brown bottles with red caps and Chemnovatic labels contain hydrochloric acid, nitric acid, and sulfuric acid, arranged side by side on a gray background.

Description

CAS 83-88-5
Molecular Formula C17H20N4O6
Molecular Weight 376.37
Shelf Life 60 Months
Physical Properties
Physical State at 20 °C Solid Colour Orange yellow powder
Odour Slight odour pH Value 6
Melting Point/ Freezing Point [°C] 280°C
Specifications
Appearance A yellow to orange yellow crystalline powder Solubility Very slightly soluble in water, practically insoluble in ethanol (96 per cent)
Assay (Spectrophotometric; On Dried Basis) 98 – 101% Identification 'A' & 'B' To pass IP tests
Ph 5.5 to 7.2 Specific Optical Rotation -115° to -135°
Light Absorption – At A373 Nm/A267 Nm 0.31 – 0.33
At A444 Nm/A267 Nm 0.36 – 0.39 Lumiflavine To pass IP test
Loss On Drying (At 105°C) Max 1.5% Sulphated Ash Max 0.1%
Dangerous Goods Information
UN Number – DG Class –

riboflavin 99% for biochemistry

Price range: $13.85 through $215.95

SKU C02256-00005-HS Category
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