DRINKING WATER CONTAINERS AND HOLDING TIMES

Parameter Sample Volume Container Size Preservative Holding Time
Chloride 50ml 250ml HDPE None Required 28 Days
Color 50ml 250ml HDPE Cool 4  C 48 Hours
Cyanide 500ml 500ml HDPE NaOH, Cool 4  C 14 Days
Drinking Water, Primary Inorganics 1250ml 1-250ml HNO3,      1-500ml NaOH,        1-500ml Non Pres. Cool 4  C 48 hrs
Drinking Water, Primary and Secondary Inorganics 1750ml 1-250ml HNO3,      1-500ml NaOH,        2-500ml Non Pres. Cool 4  C 48 hrs
Drinking water, Bacteria 100ml Bacteria Bottle Na2S2O3 Cool 4  C 30 hrs
Fluoride 300ml 500ml HDPE None Required 28 Days
Hardness  100ml 250ml HDPE HNO3 6 Months
Mercury by Cold Vapor 100ml 250ml HDPE HNO3 28 Days
Metals (ICP, GFAA) 100ml 250ml HDPE HNO3 6 Months
Nitrate (NO3) 100ml 250ml HDPE Cool 4  C 48 hrs
Nitrite (NO2) 50ml 250ml HDPE Cool 4  C 48 hrs
Solids,Total Dissolved 100ml 500ml HDPE Cool 4  C 7 Days
Sulfate 100ml 250ml HDPE Cool 4  C 28 Days
Turbidity 100ml 250ml HDPE Cool 4  C 48 hrs
It is important that you read through the sampling instructions for each group of tests completely, please contact us for a copy if you do not have one.

Back to Drinking Water Analysis