Conventional organic sample preparation methods, such as liquid-liquid extraction and solid phase extraction, are time and solvent consuming, and often involve several complicated procedures.
The powder paint is solid paint (no solvent), so be propitious to environment, and saving paint, and painting good quality.
粉末涂料为固体涂料(没有溶剂)，有利于环保，而且节约涂料，涂膜质量好。
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In this paper the two formulations of enzymes in organic solvents: solubilization of enzymes inside surfactant aggregates and suspension of "damp" solid enzyme in the solvent are described.