SPECIFICATION OF PARA NITRO TOLUENE ORTHO SULPHONIC ACID (PNTOSA)
SYNONYM	4-Nitrotoluene-2-Aulfonic Acid 2-Methyl-5-Nitrobenzene Salfonic Acid
FORMULA	C7H7O5NS
MOLECULAR STRACTURE
CAS.NO	121-03-09
MOL .WT.	217 g/mol
APPEAREANCE	WHITE TO GREY COLOURED CRYSTAL (WET CAKE)
PURITY BY N.V (By Nitrite Value)	80 % MIN
HPLC	99.0% MIN
FREE ACIDITY	1.00 % MAX (As H2SO4)
SOLUBILITY	SLIGHTLY SOLUBLE IN WATER
INSOLUABLE	0.05 % MAX
BASIS OF SALE	ON 100% REAL BASIS
PACKING	25 KG / 50 KG HDPE BAGS WITH DOUBLE INNER LDPE LINNER
APPLICATION	INTERMEDIATES FOR DYESTUFF & DASDA

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