p-Methylaminophenol Sulfate
Product Name |
4-Methylaminophenol sulfate |
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Synonyms |
METOL;METOL(TM);METHOL;BIS-(N-METHYL-4-HYDROXYANILINIUM) SULFATE;ARMOL;ELON;ECOL(R);GENOL |
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CAS |
55-55-0 |
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Molecular formula |
C7H11NO5S |
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Molecular Weight |
221.23 |
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Molecular Structure |
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Physical and Chemical Properties |
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General Description |
White crystalline powder |
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Usage |
Hair dye intermediate |
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Packing |
25KGS/FIBRE |
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Storage condition |
Do not store in direct sunlight. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Absorbs oxygen from the air and will darken upon exposure. |
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Specifications |
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Items |
Standard |
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Appearance |
White crystalline powder |
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Purity(HPLC) |
≥ 99.0 % |
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Melting Point |
260 °C (dec.)(lit.) |
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Loss on Drying |
≤0.5% |
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Ash |
≤0.5% |
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Fe |
≤20 ppm |