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Usage of pH regulator (sodium hydroxide, sodium carbonate) in swimming pool

2023-07-10 12:22:30

The pH value of the swimming pool should be controlled within the range of 7.0 to 7.8 according to the GB37488-2019 standard. Within this range, the pH value will not cause irritation to human skin an...

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Ranking list of major chemical products up and down

2023-06-14 12:07:13

15 products have increased in this cycle, accounting for 13.64%; 62 products remained stable, accounting for 56.36%; 33 products decreased, accounting for 30.00%.The top three products that rose were...

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Application of Sodium Sulfite in Rare and Precious Metal Metallurgy

2023-05-22 14:39:53

Sodium sulfite is a colorless crystalline substance that is insoluble in alcohols, insoluble in liquid chlorine and ammonia, and its aqueous solution is alkaline. In general, in the industrial prepara...

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Application of Sodium Sulfite in Rare and Precious Metal Metallurgy

2023-05-22 10:24:20

Sodium sulfite is a colorless crystalline substance that is insoluble in alcohols, insoluble in liquid chlorine and ammonia, and its aqueous solution is alkaline. In general, in the industrial prepara...

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A letter to all colleagues from Qingyuan

2023-05-16 15:38:51

A letter to all colleagues from QingyuanTime flies, time becomes chapter. In the blink of an eye, spring has passed and summer has arrived as promised. We from Qingyuan have witnessed the warmth of sp...

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