Model Number

1643-19-2

TETRABUTYL AMMONIUM BROMIDE
PRODUCT IDENTIFICATION
CAS NO.	1643-19-2
EINECS NO.	216-699-2
FORMULA	[CH3(CH2)3]4NBr
MOL WT.	322.38
H.S. CODE	2923.90
TOXICITY
SYNONYMS	Tetra-n-butylammonium bromide;
1-Butanaminium, N,N,N-tributyl-, bromide; Tetra-N-butyl ammonium bromide; TBAB;
CLASSIFICATION
PHYSICAL AND CHEMICAL PROPERTIES
PHYSICAL STATE	White to off white crystalline powder, odorless
MELTING POINT	103 - 104 C
SOLUBILITY IN WATER	600 g/l at 20 C
FLASH POINT	Not expected to be a fire hazard
STABILITY	Stable under ordinary conditions (Hygroscopic)
SALES SPECIFICATION
POWDER
APPEARANCE	White to off white crystalline powder
ASSAY	99.0%
FREE AMINE	0.5% max
ASH	0.5% max
MOISTURE	0.5% max
50% SOLUTION
APPEARANCE	Clear to pale yellow   liquid
ASSAY	50.0% min
FREE AMINE	1.0% max

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