Gallic Acid (used in pharmaceuticals,)
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Post Date:
May 06,2013
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Expiry Date:
Nov 02,2013
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Detailed Description:
Cas No. :149-91-7
spec Industry grade Pharm grade Food grade
content ≥99% ≥99.5% ≥99.5%
Drying loss ≤10% ≤10% ≤10%
Ignition residue ≤0.1% ≤0.1% ≤0.1%
APHA ≤180 ≤50 ≤0.1%
Arseni c ---- 0.0003% 0.0003%
Water soluble test ---- clear clear
Gallotannic acid test ---- clear clear
Sulphate(SO4-) ---- 0.01% 0.02%
Chloride(CL-) ---- 0.01% 0.02%
Chroma ---- 180 250
Packing 25kg/paperboard drum 25kg/paperboard drum
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CAS Registry Number:
149-91-7
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Synonyms:
;3,4,5-Trihydroxybenzoic acid;Pyrogallol-5-carboxylic acid;Gallic Acid Anhydrous;Gallic acid(anhydrous);Gallic Acid (Anhydrous & Monohydride);
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Molecular Formula:
C7H6O5
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Molecular Weight:
170.1195
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Molecular Structure:
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Hazard Symbols:
Xi:Irritant;
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Risk Codes:
R36/37/38:;
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Safety Description:
S24/25:;
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