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Optical Brightener Agent OB-1 manufacturer

| chemical raw material /Optical Brightening Agent OB-1 factory cas no.1533-45-5 | |
| Chemical Name | Henan ruiqite Chemicals Optical Brightener RQT-OB-1 cas no.1533-45-5 |
| Name | Optical Brightener |
| CAS | 1533-45-5 |
| EINECS | 216-245-3 |
| C.I.NO. | C.I.393 |
| Appearance | Green powder or yellow powder |
| Melting Point | ≤360℃ |
| Purity | 99.50% |
| Fineness | 400 mess |
| Solubility | Soluble in alkanes, fats, mineral oils, paraffin and most organic solvents |
| Molecular Formula | C26H26N2O2S |
| Packing | Packing and storage can also be packaged according to customer requirements (25 kg × 1) cartons, paper drums, (1 kg × 1) bags. Can also be packaged according to customer requirements. Store in a dry place away from light. |
| Use | High-efficiency fluorescent whitening agent is a high-grade additive specially used for hard plastics such as PVC pipes, profiles and gussets. The weather resistance grade of this product is extremely high, which can greatly improve the heat resistance, light fastness, oxidation resistance, whiteness, brightness and vividness of PVC pipe, plastic steel door and window, gusset and gusset angle, etc., so that your product is white. Whiter, brighter and more vivid. |
| Recommended Dosage | It is evenly dissolved and dispersed in the product or solvent, and the addition amount is 0.01%-0.05% (10-50g per 100kg of product). |










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