五磷和羟基检测标准

Determination of toxic substances in workplace air-Part 45: Phosphorus pentoxide and phosphorus pentasulfide

Phosphate rock and concentrate--Determination of phosphrous pentoxide content--Quinoline phosphomolybdate gravimetric and volumetric methods

Chemical analysis methods and determination of physical performance of alumina--Determination of phosphorus pentoxide content--Molybdenum blue spectrophotometric method

Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb), dissolved bound nitrogen (DNb), total bound phosphorus (TPb) and dissolved bound phosphorus (DPb) after wet chemical catalysed ozone hydroxyl radical oxidation (COHR)

Mulite-Determination of silicon,ferrous,calsium,magnesium,mengnese and phosphorous content-Inductively coupled plasma atomic emission spectrometry

Determination of phosphorus pentoxide,calcium oxide,ferric oxide,aluminum oxide,magnesium oxide,silicon dioxide and potassium oxide content for export phosphate rock by X-ray fluorescence spectrometry

Phosphorus pentasulfide for industrial use

Zirconium containing refractory materials and products. Methods for determination of phosphorus pentoxide

Phosphorus and inorganic phosphorus compounds. Method of pentasodiumtriphosphate determination

Determination of chemical contents and physical properties of aluminium fluoride Part 9:Determination of phosphoruo content by molybdophoshoric liue photometric method

Methods of inspection of bauxite for export-Part 10:Determination of SiO2,Fe2O3,Al2O3,CaO,MgO,K2O,P2O5 and TiO2-X-Ray fluorescence spectrometric method

Methods for chemical analysis of high titanium slag and rutile—Part 9:Determination of calcium oxide、magnesium oxide、manganese monoxide、phosphorus、chromic oxide and vanadium pentoxide content—Inductively coupled plasma atomic emission spectrometry

Chemical analysis methods and physical properties of cryolite—Part 9:Determination of phosphorous pentoxide by molybdenum blue photometric method

Phosphorus pentoxide for industrial use

Testing of materials for semiconductor technology; determination of impurities in carrier gases and doping gases; determination of water impurity in hydrogen, oxygen, nitrogen, argon and helium by using a diphosphorus pentoxide cell

Chemical reagent--Phosphorus(V) oxide