C.I. Solubilised Sulphur Red 6(53723)
【Properties】
Soluble in water. It is brown with dark red bright when soluble in dense sulphuric acid. It is orange brown in dense sodium hydroxiole. It is dark orange brown in sodium sulfide solution.
【Qulity standard】
Q/141000LRB024-2004
| Appearance: | Dark brown powder evenly |
| Spectrometer strength, score (as compared to the standard): | 100±5 |
| Strength, score (as compared to the standard): | 100±3 |
| Shade (as the starndard): | no difference～micro |
| Insoluble matters in water, %: | ≤0.5 |
| Fineness (residue through the sieve of 250μm), %: | ≤5.0 |
| Solubility, g/L(60°C): | ≥30 |
| Loss of drying, %: | ≤7.0 |
Fastness of dyes on cotton fabrics:
| Dyeing depth, % | Resi- stance Sunlight |
Resistance washing with soap at 95°C | Resistance water | Resistance perspiration | Rubbing | Ironing at 200°C | ||||||||||
| acid | alkali | |||||||||||||||
| Change | Stain on cotton | Stain on wool | Change | Stain on cotton | Stain on wool | Change | Stain on cotton | Stain on wool | Change | Stain on cotton | Stain on wool | Dry | wet | Change (after 4 hours) | ||
| 10 | 3 | 2 | 2 | 2-3 | 4 | 4-5 | 4-5 | 4 | 4-5 | 4-5 | 4 | 4-5 | 4-5 | 3 | 2-3 | 4 |
【Uses】
Used dyeing on fiber, also used dyeing on leather.
【Starage and transportation】
It must be stored in drying, cool and ventilation. Must be prevent from sharp bump to transport it. Avoid contact with fire, sunlight and rain.
【Packing】
In 25kg net each plastic weave lined with plastic bag.