Số hiệu tiêu chuẩn
ISO 7875-2
Tên tiêu chuẩn
Water quality; Determination of surfactants; Part 2 : Determination of non-ionic surfactants using Dragendorff reagent
Ngày phát hành
1984-12-00
Tiêu chuẩn tương đương
DIN 38409-23 (1980-05), MOD * BS 6068-2.24 (1986-07-31), IDT * NF T90-039 (1987-10-01), NEQ * T90-070 (1994-04-01), IDT * JIS K 0400-30-20 (1999-08-20), IDT * OENORM M 6253-2 (1986-09-01), MOD * PN-ISO 7875-2 (2002-12-03), IDT * UNE 55725 (1987-12-04), IDT * TS 6619 (1989-03-07), IDT * STN ISO 7875-2 (1999-04-01), IDT * CSN ISO 7875-2 (1996-02-01), IDT
Từ khóa
Absorption * Anions * Chemical analysis and testing * Chloroform * Determination * Determination of content * Methylene blue * Quality * Sewage * Spectrochemical analysis * Standard methods * Surfactants * Testing * Water * Water quality * Water testing * Titration * Calibration graph * Detergents * Comparison solution * Esters * Chemicals * Water practice * Examination of waste water * Measure of absorption * One-mark pipettes * Chemistry of water * Calibrating solution * Water samples * Blank samples