GB/T 16156-1996
Biomaterials--Determination of urinary 1-hydroxypyrene--High performance liquid chromatography
GB/T 16156-1996
GB/T 16156-1996
Hydroxyapatite nanostructured. Specifications
GB/T 16156-1996
Technical 4-hydroxybenzoic acid. Specifications
GB/T 16156-1996
Salicylic acid (2-oxybenzoic) for industrial use. Specifications