原料1 合成用原材料　合成工艺尽量不用一类有机溶剂 ,特殊情况不得不用时 ,除非经过论证 ,被证明特别合理 ,避免申报后要求革除而重新进行工艺合成、重新对生产的样品进行质量研究、稳定性考察等 ,造成不必要的返工 ;二类溶剂限制使用 ;三类溶剂根据需要合理使用。2 合成过 Raw materials 1 Synthetic raw materials synthesis process as far as possible without a class of organic solvents, special circumstances have to use, unless proved to be particularly reasonable, to avoid the declaration after the request to get rid of and re-synthesis of the process of re-quality samples of the production, stable Sexual investigation, resulting in unnecessary rework; two kinds of solvent restrictions on the use of three types of solvents according to the needs of rational use. 2 synthesized