食用单宁酸
生产规模:100吨/年
异名:鞣酸、单宁、五倍子单宁酸
分子式及分子量:C76H52O46; 1434~1701.18
性状:本品为淡黄色粉末,有特殊气味,味极涩,溶于1份的水或乙醇,溶于丙酮,不溶液于氯仿或乙醚。
规格:符合美国食品药物管理局“食品化学规范”3版规定和
美国食品化学法典标准(1981)标准;美国食品FCC-IV标准。
质量规格:
单宁酸含量%: ≥ 92
干燥失重%: ≤ 9
灼烧残渣%: ≤ 1.0
砷PPM: ≤ 3
重金属PPM: ≤ 20
树胶或糊精实验: 合格
树脂物质实验: 合格
主要用途:主要用于啤酒、葡萄酒、低度酒类的澄清剂,还可用于菠萝蛋白酶食品加工等方面。
贮藏:贮藏于密闭容器内。
包装:外用纸板圆桶,内用塑料袋,每桶净重25公斤。
Tannic Acid For Food
Production capacity: 100 T/Year
Other name: Tannin, Chinese gall tannic acid.
Mol. form and Mol. wt.: C76H52O46 1434~1701.18
Description: From light yellow to light brown powder, with a peculiar smell and very astringent taste; soluble in a portion of water and alcohol ; soluble in acetonel ; insoluble in chloroform and ether.
Specification:Comply with food Chemicals canonical of U.S. Food and drug Administration(ver 3), U.S. Food Chemicals Codex (1981) standard and U.S.A. FCC-IV standard.
Loss on drying % ≤9
Residue on ignition % ≤0.2
Arsenic ppm ≤3
Heavy metal ppm ≤20
Tree gum or dextrin test up to standard
Resin test up to standard
Usage: Mainly used as clarifier of beer, wine and low-proof vino; also used in food processing of pineapple-proteinase and so on.
Storage: Keep in airtight container.
Packing: circinal-paper barrel with plastic bag inside, N.W. 25kg/bag.
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