CAS No.: | 1401-55-4 |
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Formula: | C76h52o46 |
EINECS: | 215-753-2 |
Appearance: | Powder |
Quality: | Refined |
Product Name: | Tannic Acid |
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Certificate of Analysis
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Item
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Specification
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Result
|
Assay
|
99%
|
99.68%
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Appearance
|
Brown Yellow Powder
|
conforms
|
Odor
|
Characteristic
|
conforms
|
Taste
|
Characteristic
|
conforms
|
Particle Size
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NLT 100% Through 80 mesh
|
conforms
|
Loss on Drying
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<2.0%
|
0.47%
|
Heavy metals
|
|
|
Total Heavy Metals
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≤10ppm
|
conforms
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Arsenic
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≤3ppm
|
conforms
|
Lead
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≤3ppm
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conforms
|
Microbiological Tests
|
|
|
Total Plate Count
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≤1000cfu/g
|
conforms
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Total Yeast & Mold
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≤100cfu/g
|
conforms
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E.Coli
|
Negative
|
Negative
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Salmonella
|
Negative
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Negative
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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.
Tannic acid CAS 1401-55-4 Picture show:
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