NA 119
DIN Standards Committee Water Practice
DIN 38409-44 [CURRENT] references following documents:
Document number | Edition | Title |
---|---|---|
DIN 12252 | 1979-04 | Laboratory glassware; interchangeable ground stoppers More |
DIN 12781 | 1978-04 | Laboratory glassware; straight enclosed scale laboratory thermometers for partial immersion More |
DIN 38409-41 | 1980-12 | German Standard Methods for Examination of Water, Waste Water and Sludge; Summary Action and Material Characteristic Parameters (Group H); Determination of the Chemical Oxygen Demand (COD) in the Range over 15 mg/l (H41) More |