Refrigeration and Storage of Samples Prior to Examination 29. (a) If the sample is examined within 2 hr of collection, store it in a cool place without icing. (b) If the sample is held more than 2 hr before examination, store it in a refrigerator or iceanbsp;...
|Title||:||Manual on Industrial Water and Industrial Water Waste|
|Publisher||:||ASTM International -|