English name: Meleic hydrazide; 36-Dihydroxypyridazine; 36-Pyridazinediol; Maleic acid hydrazide
Other names: 12- dihydro -36- pyridazinedione; maleic hydrazide; maleic hydrazide; fresh green pigment; principal and interest; dehydration Apple hydrazide; Dihydroxypyridazine
C4H4N2O2 = 112.09
Level: High purity grade
Melting point: 296 ~ 298 ℃
Loss on drying: ≤0.50%
Characters: White crystals were dissolved in hot water and lye, slightly soluble in cold water and hot ethanol at 25 ℃ in water solubility of about 0.6%, 0.1% solubility in ethanol, dimethyl formamide in 2.4. .% of the sodium, potassium and ammonium salts and organic phosphorus soluble in water toxicity: low toxicity, the median lethal dose (rat, oral) 3800-6800mg / kg
Use: Biochemical studies temporary selective herbicides and plant growth inhibitors may enter the plant through the leaf cuticle, reducing photosynthesis, osmotic pressure and evaporation, can strongly inhibit the growth of buds to prevent potatoes and onions. garlic storage period and radish sprout and inhibit flowering crop and extend the role can also be used for non-arable land weeding.