The isonicotinic acid - pyrazolone light intensity method is currently applied to measure the prussiates in the water.
水中氰化物的测定,目前采用异烟酸———吡唑啉
光
法。
The isonicotinic acid - pyrazolone light intensity method is currently applied to measure the prussiates in the water.
水中氰化物的测定,目前采用异烟酸———吡唑啉光法。
specialized in the manufacturing of the acetoacet anilide derivatives,pyrazolone derivatives,benzimidazole de-rivatives and other fine chemical products.
产芳胺、吡唑和苯骈咪唑类颜料及中间体。
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