2-PYRIMIDINAMINE,4-ETHYL-;4-Aethyl-pyrimidin-2-ylamin;2-Amino-4-ethylpyrimidin;2-Amino-4-ethyl-pyrimidin;
陕西缔都化学有限公司
联系商家时请提及chemicalbook,有助于交易顺利完成!
WYL