食品级EDTA二钠

产品描述详情/ Product description

化 学 名:
EDTA二钠
英文名称:
Disodium EDTA
分 子 式:
C10H14N2Na2O8·2H2O
分 子 量:
372.24
CAS NO:
6381-92-6
性  能:
白色结晶颗粒或白色至近白色结晶性粉末,无臭,易溶于水。几乎不溶于乙醇。
包  装:
内衬聚乙烯塑料袋,外套塑料编织袋,每袋25Kg。
贮存与运输:
应贮在干燥、通风清洁的库房中,轻装轻放,防止受潮、受热,运输过程中防止雨淋受潮,应与有毒物品隔离堆放。
用途:
可以用作螯合剂,防腐剂,抗氧化增效剂,加工助剂。
其他信息:
质量指标 FCC V FAQ/WHO(1997) 国家食品安全指定标准
含量,w% 99.0-101.0 99.0 99.0-101.0
氨基三乙酸,w%  ≤ 0.1 合格 0.1
1%水溶液pH值 4.3-4.7 4.3-4.7 4.3-4.7
砷 (As), mg/Kg  ≤ - 3 -
铅 (Pb), mg/Kg  ≤ 10 10 10
重金属(以Pb计), mg/Kg ≤ - 10 -
钙 ( Ca ) - - 通过试验

Chemical Name: Disodium EDTA

Molecular Formula:C10H14N2Na2O8·2H2O

Molecular Weight:372.24

CAS: 6381-92-6

Character:It occurs as white crystalline particle or white to graywhite crystalline powder, odorless and tasteless. It absorbs moisture slightly. It’s easily soluble in water and almost insoluble in ethanol. PH of 5% aqueous solution is 4-6. Its’ complex capacity is very strong. It reacts with heavy metal ions to form stable soluble complex compound so as to remove these heavy metal ions or the harmful effects caused by them.

Usage: It can be used as chelate agent, preservative, antioxidantand processing aid.

Packing:It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.

Storage & Transportation: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.

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