皮革和毛皮 化学试验 六价铬含量的测定:色谱法
Leather and fur- Chemical tests -Determination of chromium ( VI) content :nChromatographic method
Leather and fur- Chemical tests -Determination of chromium ( VI) content :nChromatographic method
General technical requirements for children’s furniture
Fragrance/Flavor substances-Method for determination of trace chlorinated compounds
Fragrance/Flavor substances-Determination of content of phenols
Essential oils-Principles of nomenclature
Fragrance/Flavor substances-Determination of optical rotation
Fragrance/Flavor substances-Evaluation of solubility(miscibility)in ethanol
Fragrance/Flavor substances-Determination of carbonyl value and carbonyl compounds content
Fragrance/Flavor substances-Determination of freezing point
Fragrance/Flavor substances-Quantitative evaluation of residue on evaporation