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GB/T 11889-1989 standard english preview version PDF file download



GB Standard Code GB/T 11889-1989
Standard Category China National Standards
GB Standard English Title Water quality--Determination of aniline compounds--Spectrophotometric method with N-(1-naphthyl) ethy lenediamine
GB Standard Chinese Title 水质 苯胺类化合物的测定 N-(1-萘基)乙二胺偶氮分光光度法
Chinese Version Price $15 USD per 50 pages
English Translation Price About $15  per 1 page; Inquire us for detail price

 
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