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1、 Chemical name
GRB-20 polyoxypropylene polyoxyethylene glycerol ether
2、 Performance
This product is a transparent viscous liquid with excellent chemical stability
3、 Purpose:
This product has the characteristics of non-toxic, harmless, superior defoaming performance, and long foam suppression time. Widely used in microbial fermentation and defoaming of food and pharmaceutical industries such as tetracycline, penicillin, erythromycin, aureomycin, lincomycin, gentamicin, tylosin, avermectin, vitamins, citric acid, glutamic acid, lysine, itaconic acid, xanthan gum, enzyme preparations, starch, sorbitol, corn processing, beer, yeast, and in the sugar industry; It can also be used for defoaming in industries such as demulsifiers, synthetic fiber oil agents, emulsifiers, low foaming cleaning agents, papermaking, textiles, printing and dyeing, paints, coatings, power plant desulfurization, and sewage treatment.
4、 Technical indicators
Model ：GRB-20
Appearance ：transparent viscous liquid
Hydroxyl value mgkOH/g ：45-56
Acid value mgkOH/g ：≤ 0.5
Cloud point (1% aqueous solution) ℃ ：17-22
5、 Packaging, storage and transportation
1. This product is non flammable and explosive, packaged in galvanized iron or plastic drums with a net weight of 50kg or 200kg per drum.
2. Store indoors in a well ventilated and dry place, seal the bucket mouth to prevent moisture absorption, and have a shelf life of one year.
3. This product is transported and stored as a general chemical.
4. The general addition amount is 2-3 ‰ by direct addition method. Highly concentrated products
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