... to 60°C or so. Stop heating, add in Ammonium persulfate, and stirring for 15 minutes.When the temperature below 50 ... until temperature drop to 65-70°C.--Materials ProportionStarch: Ammonium Persulfate = 1000:4-- starch gelatinization concentration:10-15%; working concentration: 8 ...
... ethanol, soluble in diluted saltpetre, ammonium chloride, ammonium carbonate and potassium cyanide. Appearance and Property black monoclinic crystal or black to ...
... , small vehicle corrosion.7. Agriculture:Used to make magnesium fertilizer, potassium magnesium fertilizer and cotton defoliant. magnesium chloride flake
1Monthly Capacity is 10,000MT 2Mix CBO in different proportion with clients' various request 3Quality is good and stable 1.Introduction of CBOCarbon black oil is one high-boiling point fraction of coal tar oil. It is mainly mixed by coal atr pitch and creosote oil. And the proportion is usuallly 40% coal tar pitch and 60% creosote oil . Its sulfur content is always very low. Carbon black oil can ...
... than 3 Å. It is an alkali metal alumino-silicate, the potassium form of the typ A crystal structure. 3 Angstrom, is ... sodium ions of the 4 Angstrom sieve are replaced by potassium ions. Will adsorb, in sequence of adsorption rate, helium, neon ...
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