BS 2690-13:1972

Methods of testing water used in industry-Dichromate value (chemical oxygen demand), non-volatile organic carbon, tannins and chlorine

BSI Group , 06/29/1972

$132.00 $264.16

Two methods for total chlorine and one for free chlorine and the other determinations. 2.5 mg of oxygen upwards for dichromatic value, 0.1 mg to 15 mg of carbon for non-volatile organic carbon, 10 μg to 250 μg for tannins, up to 0.4 mg for chlorine.