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Product Details:
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| Product Name: | Sulphur Dark Blue 3R | Appearance: | Dark Blue Gray Powder |
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| CAS No.: | 12262-46-3 | Strength: | 100% To Standard |
| Moisture Content: | ≤5% | Content Of Insoluble Matter In Sodium Sulfide: | ≤2% |
| Shade: | Approximate To Standard | Fineness (through 250 μ M Sieve Residue Content): | ≤5.0% |
| High Light: | Sulphur Dark Blue 5,130% Sulfur Dyes,C.I.Sulphur Blue 5 |
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Sulphur Dark Blue 3R 100% 130% for cotton and leather C.I. Sulphur Blue 5
Product Name: Sulphur Dark Blue 3R; Sulphur Blue 3R.;C.I.Sulphur Blue 5
Standard: HG/T 4042-2008
Molecular formula:
Sulfides of the following intermediates:
Specification:
| Product name | sulphur dark blue 3R 100%, 130% |
| Appearance | Dark blue gray powder |
| Strength | 100% compared to standard |
| Moisture content | Max 5% |
| Insoluble substance in sodium sulfide | Max 2% |
| Fineness (through 180 μ M sieve residue content) | ≤5.0% |
| Shade | Approximate to standard |
Fastness on Cotton fabric:
| Fastness | Grade |
| Light fastness(Xenon Arc, 3.5%owf) | 5 |
| Washing fastness (95°C) | 3(fading); 3(cotton staining); 3~4(viscose staining) |
| Perspiration fastness(acid) | 4(fading); 4~5(cotton staining); 4~5(wool staining) |
| Perspiration fastness(alkaline) | 4(fading); 4~5(cotton staining); 4~5(wool staining) |
| Water fastness | 3~4(fading); 4~5(cotton staining); 4~5(wool staining) |
| Rubbing fastness | 4(dry); 2(wet) |
| Iron fastness(200°C after 4h fading) | 4 |
Application:
Storage: Shall be stored in a cool, dry and ventilated place to prevent moisture and heat.
Package: 25kg plastic bag, 25kg carton box, 25kg drum or Jumbo bag are available.
Contact Person: Ms. Emily
Tel: +86 13816701879
