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代理供應(yīng)兒茶酚
兒茶酚的化學(xué)性狀：黃色至深棕色薄切片，可燃，可升華，其固體或溶液露置于空氣中時(shí)，會(huì)逐漸氧化為棕褐色。CAS號(hào):120-80-9EINECS 		2024-10-14
進(jìn)口雷瑣辛
雷瑣辛的化學(xué)性質(zhì)：CAS號(hào):108-46-3分子式:C6H6O2分子量:110.1106化學(xué)性質(zhì)：白色至淺棕色片狀，外觀在貯存時(shí)允許顏色變深。雷瑣辛 		2024-10-14
三氯乙烯代理
三氯乙烯基本信息:英文名稱：Trichloroethylene外觀：無(wú)色透明液體含量：99.9%以上包裝：290kg/桶全新鐵桶起訂量：1桶付款方式： 		2024-10-09
吡啶優(yōu)級(jí)99.9以上含量
吡啶別名：氮苯、氮雜苯吡啶外觀與性狀：無(wú)色或微黃色液體，有惡臭。cas：110-86-1分子式：C5H5N分子量：79.1EINECS號(hào)：203-809- 		2024-09-13
供應(yīng)氨基甲醛
氨基甲醛的化學(xué)性質(zhì)：CAS號(hào):75-12-7分子式:CH3NO分子量:45.04EINECS號(hào):200-842-0氨基甲醛 性質(zhì)熔點(diǎn)?2-3?°C(lit.)沸點(diǎn)?210?°C(l 		2024-08-19
異丙醇電子級(jí)
異丙醇的化學(xué)性狀：無(wú)色透明具有乙醇?xì)馕兜目扇夹砸后w。沸點(diǎn)（atm,℃,101.3kPa）：82.45熔點(diǎn)（atm,℃）：-87.9相對(duì)密度（g/mL,20 		2024-08-19
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