硫酸亚硫酸盐渍土
sulfate sulfurous saline soil
连二亚硫酸钠还原
4-5-nitro-6-hydroxybenzoxazole-2-yl benzoate MNB
连二亚硫酸钠甲醛
hydrosulphite formaldehyde
组胺酸二盐酸盐
histidine dihydrochloride
2-氨甲基苯并咪唑二盐酸盐
2-Aminomethylbenzimidazole dihydrochloride
N-二甲氨基乙酸盐酸盐
N-dimethylglycine hydrochloride
二甲基甘氨酸盐酸盐
Dimethyl glycine hydrochloride
二茂钛二甘氨酸盐酸盐
Titanocene glycine complex