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Product name : Glutathione |
Item : AEC 2021 |
Details : |
Analysis ITem
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Specification
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Analysis
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Description
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Appearance
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It occurs as white crystals or crystalline powder
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Corresponds
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Odour and taste
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Almost odourless
and tastes sour
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Corresponds
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Solubilty
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It is soluble in water
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Corresponds
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Identification
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Ninhydrin test
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Positive
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Positive
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Lead acetate test
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Positive
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Positive
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IR Spectrum
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Corresponds
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Corresponds
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Optical Rotation
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-15.5 ~ -17.5°
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- 16.70°
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Melting point
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About 185°C
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182.5 °C
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Purity Test
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Solution
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Clear solution
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Corresponds
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Heavy metals
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Not more than 5ppm
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Not more than 5ppm
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Arsenic
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Not more than 1ppm
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Not more than 1ppm
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Iron
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Not more than 5ppm
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Not more than 5ppm
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Loss on drying
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Not more than 0.5%
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0.1%
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residue on Ignition
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Not more than 0.1%
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0.01%
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Assay
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Not less than 98.0%
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99.3%
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Conclusion
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Corresponds
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