Succinic Acid

Additional name: Asuccin; Bernsteinsaure; 1.4-Butanedioic acid; Ethylene succinic acid; Ethylene dicarboxylic acid
CAS: 110-56-6
Molecular formula: HOOC(CH₂)₂COOH             C₄H₆O₄


Molecular weight: 118.09
Properties: white granules or flakes. Soluble in water; slightly soluble in ethanol, ethyl ether, acetone and glycerin; almost insoluble in benzene, CS₂, CCl₄ and petroleum ether. mp185, bp235 (dec.),d 1.56.
Precaution: Succinic acid is irritating to eye, skin and mucosa. Wash with large amount of water in case of eye contact.
Use: as alanytical reagent; in electroplating; in manufacturing drug, dye, fragrance, plastic, resin, etc.
Packaging & Storage: plastic lined woven bag, net weight 25kg. Store in a cool dry place.
Specification

	A.R.	C.P.	Food grade	Tech. grade
Assay % ≥	99.5	99.5	99.0	99.0
mp	184-187(1.5)	183-187(2)	l84-187	185-190
Clarity	pass	pass
Water insoluble substances % ≤	0.002	0.005	0.01	0.02
Residue on ignition % ≤	0.01	0.02	0.02	0.025
Chloride (Cl) % ≤	0.0005	0.001	0.001	0.001
Nitrogen (N) % ≤	0.002	0.005	0.001	0.005
Sulfate (SO42) % ≤	0.001	0.002	0.002	/
Phosphate (PO4) % ≤	0.001	0.002	0.002	/
Iron (Fe) % ≤	0.0005	0.004	0.0005	0.001
Heavy metal (Pb) % ≤	0.0005	0.002	0.001	0.001
KMnO4 test (0.1N ml/g)	0.05	0.01	1.0	1.0
Arsenic (As) % ≤	/	/	0.0003	0.001