Китай заводская цена промышленный/пищевой порошок дубильной кислоты CAS 1401 55 4 бесплатный образец

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Products Description




Product Name: Tannic acid
CAS: 1401-55-4
MW: 1701.2
MF: C76H52O46
Appearance: Light yellow powder
Purity: 99%


Specification


Certificate of Analysis
Item
Specification
Result
Assay
99%
99.68%
Appearance
Brown Yellow Powder
conforms
Odor
Characteristic
conforms
Taste
Characteristic
conforms
Particle Size
NLT 100% Through 80 mesh
conforms
Loss on Drying
<2.0%
0.47%
Heavy metals
Total Heavy Metals
≤10ppm
conforms
Arsenic
≤3ppm
conforms
Lead
≤3ppm
conforms
Microbiological Tests
Total Plate Count
≤1000cfu/g
conforms
Total Yeast & Mold
≤100cfu/g
conforms
E.Coli
Negative
Negative
Salmonella
Negative
Negative


Application


1.Used in tanning, ink manufacturing, paper and silk gluing, boiler anti-scaling, etc.
2. Used as a mordant, a clearing agent for beer and wine, a coagulant for rubber, a reagent for measuring metals such as bismuth, aluminum, nickel, and copper.


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