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Tannic acid CAS 1401-55-4
Tannic acid Quick Details
- Product name:Tannic acid
- CAS Number: 1401-55-4
- Molecular formula: C76H52O46
- Molecular weight:1701.2
- EINECS number: 215-753-2
- Assay: 99%
Tannic acid Specification
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Certificate of Analysis
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||
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Item
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Specification
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Result
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Assay
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99%
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99.68%
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Appearance
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Brown Yellow Powder
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conforms
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Odor
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Characteristic
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conforms
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Taste
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Characteristic
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conforms
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Particle Size
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NLT 100% Through 80 mesh
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conforms
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Loss on Drying
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<2.0%
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0.47%
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Heavy metals
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||
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Total Heavy Metals
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≤10ppm
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conforms
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Arsenic
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≤3ppm
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conforms
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Lead
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≤3ppm
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conforms
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Microbiological Tests
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||
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Total Plate Count
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≤1000cfu/g
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conforms
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Total Yeast & Mold
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≤100cfu/g
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conforms
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E.Coli
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Negative
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Negative
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Salmonella
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Negative
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Negative
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Tannic acid 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.
Tannic acid Package and Storage
- 25 kg / drum or as client’s requirement
- Cool, dry and ventilated place
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