ISO 5663

Water quality; Determination of Kjeldahl nitrogen; Method after mineralization with selenium

1984-05-00

Có hiệu lực

DIN EN 25663 (1993-11), IDT * DIN ISO 5663 (1992-04), IDT * BS EN 25663 (1993-11-15), IDT * GB/T 11891 (1989), NEQ * EN 25663 (1993-09), IDT * prEN 25663 (1992-06), IDT * NF T90-110 (1981-12-01), NEQ * NF T90-110 (1994-01-01), IDT * JIS K 0102 (2008-03-20), MOD * JIS K 0102 (2013-09-20), MOD * JIS K 0400-44-40 (2000-08-20), MOD * OENORM EN 25663 (1993-12-01), IDT * OENORM EN 25663 (1992-08-01), IDT * OENORM M 6248 (1988-06-01), IDT * PN-EN 25663 (2001-07-23), IDT * SS-EN 25663 (1994-03-04), IDT * UNE-EN 25663 (1994-06-14), IDT * TS 7924 (1990-02-15), IDT * STN EN 25663 (1998-06-19), IDT * CSN EN 25663 (1995-03-01), IDT * DS/ISO 5663 (1994-09-12), IDT * NEN-ISO 5663:1993 en (1993-12-01), IDT

ISO 5663 (1984-05)

Chemical analysis and testing * Chemistry of water * Determination * Determination of content * Disintegration method * Examination of waste water * Kjeldahl * Kjeldahls method * Nitrogen * Potable water * Quality * Selenium * Sewage * Testing * Untreated water * Water * Water analysis * Water pollution * Water practice * Water quality * Water testing * Drinking water * Decomposition methods * Dissolution method * Digestion method

13.060.30. Giải quyết và xử lý nước cống
13.060.50. Nghiên cứu chất hoá học trong nước

4