- Product Details
Keywords
- Good quality 1401-55-4
- Best price 1401-55-4
- CAS No.:1401-55-4
Quick Details
- ProName: Tannic Acid Good quality Cas no 1401-5...
- CasNo: 1401-55-4
- Appearance: Yellow or light brown light without cr...
- Application: 1.Tannin for medicine has the antisept...
- PackAge: 25kg/bag
- Port: TianJin,CHINA
- ProductionCapacity: Metric Ton/Day
- Purity: 81.5
- Storage: Store in cool & dry place, keep away f...
- Transportation: by sea
- LimitNum: 1000 Metric Ton
Superiority
Tannic Acid Good quality Cas no 1401-55-4 Best price
Factory Price High Quality Pure Tannin Powder,Tannic Acid
Yellow or light brown light without crystal powder ; Odourless, has a special odor, very acerbity. Soluble in water and ethanol, soluble in glycerin, hardly soluble in ether, chloroform and benzene. Its aqueous solution and ferric salt solution meet blue-black, add sodium sulfite can delay the discoloration. In industry, tannic acid is widely used in tanning and manufacturing blue ink. Tannic acid can make protein coagulation. People put the pig skin, cowhide chemical treatment with tannic acid, can make the rawhide soluble protein in the set. So, had put a few days will smells rotten raw hides, turned into a beautiful, clean, flexible, durable leather. This kind of leather making process, called leather tanning
Details
Factory Price High Quality Pure Tannin Powder,Tannic Acid
Yellow or light brown light without crystal powder ; Odourless, has a special odor, very acerbity. Soluble in water and ethanol, soluble in glycerin, hardly soluble in ether, chloroform and benzene. Its aqueous solution and ferric salt solution meet blue-black, add sodium sulfite can delay the discoloration. In industry, tannic acid is widely used in tanning and manufacturing blue ink. Tannic acid can make protein coagulation. People put the pig skin, cowhide chemical treatment with tannic acid, can make the rawhide soluble protein in the set. So, had put a few days will smells rotten raw hides, turned into a beautiful, clean, flexible, durable leather. This kind of leather making process, called leather tanning
Appearance Light Yellow or Pass
Light Brown powder
Solid Content(%) ≧ 81.0 81.50
Drying Loss(%) ≦ 9.0 8.0
Insoluble (%) ≦ 0.6 0.20
Color ≦ 2.0 1.3