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3-Mercaptopropionic Acid for Producing Superplasticizer Polycarboxylate

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ABING(XIAMEN) TECHNOLOGY CO., LTD.

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CAS No.:

107-96-0

Formula:

C3h6o2s

EINECS:

203-537-0

Appearance:

Liquid

Usage:

Plastic Auxiliary Agents, Surfactants

Color:

Colorless

Purity:

99.9%

Water:

0.4%

Boiling Point:

110.5c

Melting Point:

16.8c

Flash Point:

93c

Trademark:

BESTPVA

Transport Package:

IBC

Specification:

1000kgs

Origin:

China

HS Code:

2930909099

Product Description

Name: 3-mercaptopropionic acid; beta-mercaptopropionic acid; 3-thiopropionic acid, thiopropionic acid, 3-MPA, B-thiopropionic acid
Formula: C₃H₆O₂S
Molecular weight: 106.14
CAS Number: 107-96-0
EINECS NO: 203-537-0
UN NO: 2922, IMO Class: 8, Sub risk: 6.1
Flash point: 93ºC
Melt point: 16.8ºC
Boilling point: 110-111ºC 15mm Hg
Acid value: less than 550(mgKOH/g)
Chroma: less than yellow 0.5
Density: 1.218g/ml at 25ºC
Technical:

Item	Standard	Value
Identification(IR)	I.R spectrum to exhibits maxima only at the same wavenumbers as that of a similar preparation of standard sample
Appearance	Colorless	Colorless liquid
Purity	≥99%	99.60%
Water	≤0.5%	0.10%
Iron	1ppm max	Complies
Cl	100ppm max	Complies
Density	1.218g/ml at 25ºC	Complies
Boiling point	110-111ºC 15mm Hg	Complies
Melting point	16.8ºC	Complies

Usages: it is key intermediate in the manufacture of tin heat-stabilizer for PVC. The 3-MPA used as transparent product, it has excellent stability. It is as chain transfer agent during polymerization of polycarboxylate that is well known in building industry as superplasticizer in concrete. It is also used as antioxidants, catalysts and biochemical reagents
Storage: keep away from sources of ignition. Store in a cool and dry place. Store in a tightly closed container
Packing: 200liters plastic drums
Shelf time: 24month