99%min Phloroglucinol dihydrate cas 6099-90-7
Product Name: Phloroglucinol dihydrate
CAS No.: 6099-90-7
Molecular Formula: C6H10O5
Grade : 99%min
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Item
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Index
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Appearance
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White or almost white powder
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Solubility
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Sparingly soluble in water, freely soluble in ethanol(96%),practically insoluble in methylene chloride
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PH
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4.0~6.0
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Appearance of solution
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Clear and not more intensely coloured than reference solution BY5
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Loss on drying
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20.0% ~23.0%
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Related substances
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Impurity A not more than 1.5 times the principal peak in the chromatogram obtained with reference solution (0.15 per cent)
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Impurity D not more than 1.5 times the principal peak in the chromatogram obtained with reference solution (0.15 per cent)
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Impurity E not more than 1.5 times the principal peak in the chromatogram obtained with reference solution (0.15 per cent)
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Impurity K not more than 1.5 times the principal peak in the chromatogram obtained with reference solution (0.15 per cent)
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Chlorides
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≤ 200ppm
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Sulfates
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≤ 500ppm
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Sulfated ash
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≤ 0.1%
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Residual solvent
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1,2,4-trimethyl benzene not more than 20ppm
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Microbial Limit
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TAMC must not exceed 103cfu/g
TYMC must not exceed 102cfu/g
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Content
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99.0%-101.0%
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* In addition：The company could research and develop the new products according to the special demand of our clients．
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25KG/CARTON or as request
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