1. Fill a clean glass or plastic container with cold water. 2. Refrigerate the sample until it is transported to the laboratory 3. The holding time for a sample is 48 hours.
1. Drinking water that is to be analyzed for lead and copper should be collected using the “firstdraw” technique described in #2 below. 2. Water should be used the day prior to collection, but then allowed to sit in the plumbing lines for six to eighteen...
1. Select a glass or plastic container that will hold at least one (1) pint. 2. Boil the jar and lid for ten (10) minutes, or run them through the dishwasher. 3. Select an appropriate sampling point. The faucet you select should not have a swivel or a mixing control....
