样品制备

It is essential to obtain accurate results. VWR offers a large choice of products from mixing and grinding to automatic digestion and distillation systems.

• Digestions units used for the determination of nitrogen, COD and trace metals in water according to official methods
• Distillation units used for the determination of nitrogen, for phenol, total cyanide, alcohol, ammonium, preservatives and sulphur dioxide
• Extraction units used in many application such as for the determination of pesticides, PCBS, dioxines, phenols, halogenoides, oil and greases