Vitamin B1 thiamine aneurin

We supply Vitamin B1, thiamine, aneurin in competitive price.

Items                       Standard                     Results

Description             White crystalline powder          White crystalline powder

Identification              Positive reaction                      Positive reaction

Acidity or solution             2.7-3.3                               2.9

Clarity of solution             Clarity                                  Complies

color of solution     Y7or GY7 Not more solution        Complies

Heavy metals                 ≤20ppm                                <20ppm

Nitrate               No brown ring is produced               Complies

Sulphate                     ≤300ppm                                 <300ppm

Sulphate ash                 ≤0.1%                                   0.02%

Loss on drying               ≤5.0%                                   3.9%

Absorbance of solution         ≤0.025                         0.024

Organic Volatile impurities     Complies                    Complies

Assay on drying basis       98.5%-101.5%                 99.2%