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| Product Name | Hydroquinonesulfonic acid potassium salt, technical grade |
| Product Number | H18402 |
| Product Brand | Aldrich |
| CAS Number | 21799-87-1 |
| Molecular Formula | (HO)2C6H3SO3K |
| Molecular Weight | 228.26 |
| TEST | SPECIFICATION |
| APPEARANCE | WHITE TO BEIGE POWDER, CRYSTALS, CRYSTALLINE |
| POWDER AND/OR CHUNKS | |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE. |
| MISCELLANEOUS ASSAYS | 94.0%-106.0% (TITRATION WITH CERIC SULFATE) |
| OR | |
| ELEMENTAL ANALYSIS | CARBON 29.7%-33.5% |
| APPROVED APRIL 17, 2007 RJM | |
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