5-氨基-2.3-二甲基-N-羟***苯磺酰胺25797-78-8简称DMAB英文名5-Amino-o-xylene-3-Sulfonamide-n-(2-Hydroxyethyl)CASNo25797-78-8分子式C10H16N2O3S外观米***粉末含量≥98%磺酸含量≤1%其它杂质≤1%氨基值≥90%水份≤2%熔点:122℃--124℃)