CAS NO.
M.F.: C10H9NO4S
M.W.: 239.25
CHEMICAL NAME : 2-AMINO-5-NAPHTHOL-7-SULFONIC ACID
USE: Intermediate for reactive dyes and direct dyes......
PACKING: 25 kg woven bag , 20MT/FCL with out pallet
ANNUAL QUANTITY: 3000 MT/YEAR |
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INDEX\TYPE |
REFINED |
DRY POWDER |
PASTE |
|
APPEARANCE |
GREYISH-WHITE POWDER |
GREYISH-WHITE POWDER |
GREYISH-BROWN PASTE |
|
COUPLING VALUE |
92% MIN. |
90% MIN. |
50% MIN. |
|
HPLC VALUE |
98% MIN. |
98% MIN. |
98% MIN. |
|
GAMMA ACID |
1% MAX. |
1.2% MAX. |
1.25% MAX. |
|
INSOLUBLE MATTER IN ALKALI |
0.05% MAX. |
0.08% MAX. |
0.1% MAX. | |
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