Payment & Shipping Terms | Supply Capacity |
Payment Terms: | T/T, WU | Production Capacity: | 600T/year |
Min. Order: | 25KG | Packing: | according to the customer's requirements |
Means of Transport: | Ocean, Air, Land | Delivery Date: | 7 days |
Basic Green 4
CAS 2437-29-8
Green with sparkling crystals. Soluble in water, easily soluble in ethanol, all are blue-green. The dye is yellow in concentrated sulfuric acid, and turns dark orange after dilution; orange in concentrated nitric acid, orange-brown after dilution; sodium hydroxide is added to its aqueous solution to produce a white precipitate with green light. Dyeing at high temperature (120℃), the shade does not change. Dyeing on acrylic with light fastness class 4-5. is a synthetic dye and antibacterial agent that is potentially carcinogenic. It can be used as a biological stain to dye cells or tissue into blue-green for easy study under the microscope. Also used as a dye for silk, leather and paper.
| Appearance | Green Crystal | Green Crystal |
| Shade | Approximate | Approximate |
| Strength | 100% | 99.99% |
| Moistrue | 1.50% | 1.11% |
| Insoluble | 0.13% | 0.10% |
| Conclusion | Qualified | Qualified |
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