1 5-Naphthalenedisulfonic Acid CAS No 81-04-9 C10H8O6S2
Product description
1 5-Naphthalenedisulfonic Acid CAS No 81-04-9 C10H8O6S2
Product Description
IDENTIFICATION
Product Name:1,5-Naphthalene disulfonic acid
Cas No.:81-04-9
Molecular Formula:C10H8O6S2
Appearance: Off-white crystal
Purity( HPL): 99% min.
Content: 85% min.
Water insolubles: 0.05% max.
Rest sulfonated: 1% max.
Fe ion: 20ppm Max.
Residual Sulfuric acid: 2% max.
Packing: 25kg /bag
SPECIFICATION
| Appearance | White crystals or powder | |
| Purity (HPLC) | % | ≥98.0 |
| Content | % | ≥85.0 |
| Fe ion | ppm | ≤20 |
| Water insoluble | % | ≤0.05 |
USUAL PACKAGE: 25kg net paper drum
SHELF LIFE: Two Years
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