| PATENT ASSIGNEE'S COUNTRY | UK |
| UPDATE | 07.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Pourable aq. liquid suspension consisting of - Water - Solid particulate S dye - Polysaccharide stabilizer to maintain dye in suspension for > 24 h. Said suspension having content of inorg. sulfides & polysulfi des such that upon being acidified to pH 3 with PO4H3 at 22C will generate no more H sulfide that can react with aq NaOH to form 1000 ppm sulfide ion based on wt. of S dye |
| PATENT PHOTOCOPY | Available on request |
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