This Standard Reference Material (SRM) is intended primarily for validation of methods for determining elements in rice flour and similar materials. This SRM can also be used for quality assurance when assigning values to in - house reference materials. This SRM is rice flour prepared from a single lot of river rice by a commercial manufacturer. A unit of SRM 1568b consists of a single bottle containing approximately 50g of material sealed inside an aluminized pouch.
Keywords: biological material , plant material , agricultural food products , foodstuff , trace elements