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Home » Products » Stains & Indicator » a-Naphtholphthaleine Indicator

a-Naphtholphthaleine Indicator

a-Naphtholphthaleine Indicator
a-Naphtholphthaleine Indicator
Product Code : Item Code: N70130
Product Description
a-Naphtholphthaleine Indicator
Item Code: N70130
α-Naphtholphthalein

Molecular Formula :C28H18O4
Molecular Weight (Mass) :418.45gm/mole
pH transition range pH 7.1-8.3   Brownish pink to blue
Absorption max. pH 7.1    472-477 nm
                         pH 8.3   649-654 nm
Loss on drying at 105° C   
CAS Registry Number. 596-01-0

PACK SIZE
1kg



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