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the main purpose of the ammonia: mainly for manufacture of urea, ammonium phosphate, melamine, ammonium bicarbonate, ammonium chloride, ammonium sulfate, ammonium nitrate, nitric acid,...

Bottles are generally divided into 5 kg, 15 kg, 50 kg three kinds, family use of liquefied gas bottles are usually 15 kg.Liquefied gas...

After briefly falling below $18,000 in late June, Bitcoin has traded in a tight range around $20,000.But investors seem to expect the crypto crash...

BNB chain launched dapp aggregation platform DappBay yesterday (14), through this platform can see the current BNB chain popular dapp, or according to the...

What does bull market mean?Xiaobian to chat with you today!Also known as a bull market, investors are bullish and expect the stock price to...

Xiaobian for you to introduce.Close position refers to the behavior of futures traders to buy or sell futures contracts with the same variety, quantity...

1. Trading mechanism Futures: there is a delivery date, and delivery must be made at maturity, otherwise the position will be forced to be...

Ten advantages of investment trading in deferred trading business :1. Standardization of Au trading target.The quality, quantity and delivery place of the variety traded...

Havens include,, and.Here are some reasons why they are considered safe haven currencies: One.The U.S. dollar is the largest player in the world bond...

1. Huge trading volume, with daily trading volume of more than 6 trillion dollars, more than 30 times that of the global stock market;2,...

ammonia inhalation of the human body, after a large amount of ammonia inhalation in the short term there will be tears, sore throat, cough,...

ammonia is reducing.Under certain conditions, ammonia can react with copper oxide, which is ammonia reduction of copper oxide, then how to reduce it?Copper oxide...