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4-Aminobenzoic acid

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Product Code : LC344

Product Specification

LC344 4-Aminobenzoic acid
suitable for use as excipient exp USP

Order number	Packaging	Quantity	Price â‚¬
AC27344	Plastic bottle	1 kg	Inquire
AC27344	Double PE Sack	20 kg	Inquire

Product information
Grade	USP
Synonyms	PABA
Hill Formula	C₇H₇NO₂
Chemical formula	NH₂C₆H₄COOH
HS Code	2922 49 85
EC number	205-753-0
Molar mass	137.13 g/mol
CAS number	150-13-0

Chemical and physical data
Solubility	4.7 g/l (20 Â°C)
Melting point	186 - 189 Â°C
Molar mass	137.13 g/mol
Density	1.38 g/cm3
Bulk density	200 kg/m3
pH value	3.5 (5 g/l, H₂O, 20 Â°C)

Safety information according to GHS
Precautionary Statement(s)	P260: Do not breathe dust.
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety information
S Phrase	S 22 Do not breathe dust.

Toxicological data
LD 50 oral	LD50 rat 6000 mg/kg

Specifications
Assay (acidimetric; calculated on dried substance)	98.5 - 101.5 %
Melting range - lower value	â‰¥ 186 Â°C
- upper value	â‰¤ 189 Â°C
Heavy metals (as Pb)	â‰¤ 0.002 %
Volatile diazotizable substances (as p-toluidine)	â‰¤ 0.002 %
Ordinary impurities (TLC)	passes test
Sulfated ash	â‰¤ 0.1 %
Loss on drying (105 Â°C)	â‰¤ 0.2 %
Conforms USP

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