Food additives and Limited Components

Stream Sediment

RoHS

Animal Derived Products

Alcohol

Nutritional and Functional Components

Metals

Nonmetals and Others

GBW(E)100012  

GBW(E)100013  

GBW10043   Certified Reference Matherials for the Chemical Composition of Biological Sample

GBW07409   Soils

GBW(E)081019  

GBW07410   Soils

GBW07410   Soils

GBW(E)080203  

GBW10044   Certified Reference Matherials for the Chemical Composition of Biological Sample

GBW(E)080435   Dihydrogen Phosphate in Water

GBW(E)080128   Standard Solution of Ni

GBW10006   CRM for Iodine in Refined Salt

GBW(E)130112   Holmium Oxide Optical Filter

GBW10012   Corn flour

GBW10013   Soybean flour

GBW10018   Chicken

GBW08508   Mercury in Rice

GBW01211   Carbon Steel and Carbon Tool Steel(for use with optical emission spectroscopic methods)