Sodium diacetate | |||||||||||||||||||||||||||||
1、Chemical Name: SODIUM DIACETATE 2、Molecular Formula : C4H7Na O4·xH2O 3、Molecular Weight: 142.09 (Anhydride) 4、CAS: 126-96-5 5、Character: White crystalline granule or powder; With acetic acid smell. Deliquescent; Highly soluble in water (1g/ml), and create acetic acid with 42.25%. The PH value of aqueous solution with 10% is between 4.5 and 5.0. It will be broken up when heated to 150℃. Flammable. 6、Usage: It is used as preservative, mildew-retarding agent, acidity regulator, and chelating agent. 7、Packing: It is packed with polythene bag as the inner layer, and polywoven bag as the outer layer. The net weight of each bag is 25kg. 8、Storage and Transport: It should be stored in a dry, clean, and ventilative warehouse, kept away from water and moisture during transport, unload with care so as to avoid damaging the bags. Be cautious to keep away from moisture and hot.
质量指标
Specification
GB 25538-2010
FCCV
游离乙酸(以干基计) ﹪
Free acetic acid (As Dry Basis) %
39.0~41.0
39.0~41.0
乙酸钠(以干基计) ﹪
NaOAc (As dry Basis) %
58.0~60.0
58.0~60.0
PH值
PH Value
4.5~5.0
4.5~5.0
水分 ≤%
Moisture
2.0
2.0
易氧化物 ≤%
Oxidizable Substances
0.2
0.2
铅(以Pb计) ≤%
Lead (As Pb)
0.0002
0.0002
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