Malachite Green for Microscopy (Malachite Green Oxalate) 25 Gram

PRODUCT CODE 305115
SYNONYMS (Malachite Green Oxalate)
C.I. NO. 42000
CASR NO. (2437-29-8)
ATOMIC OR MOLECULARFORMULA C52H54N4O12
ATOMIC OR MOLECULARWEIGHT 927.02
PROPERTIES Very soluble in water. Soluble in alcohol,
methanol, amyl alcohol.

PARAMETER LIMIT
Description Dark green powder or solid or crystals or crystalline powder or chunks.
Solubility Very soluble in water. Soluble in alcohol, methanol, amyl alcohol.
Dye Content (Titanometry; on
dried substance)
About 90.0%
Absorption maximum
(in water)
616 - 620 nm
Absorption ratio
(A λ max - 15 nm) /
(A λ max + 15 nm)
0.9 - 1.15
Suitability for microscopy To pass the test.

MAXIMUM LIMIT OF IMPURITY
Loss on drying (at 110°C) 7.0%