Analysis | Container | Preservative | Holding Time (Days unless stated otherwise) |
---|---|---|---|
pH | 250 ml Plastic | NONE | 15 minutes |
Alkalinity | 250 ml Plastic | NONE | 14 |
Ammonia, Nitrogen | 250 ml Plastic | 0.5 ml H2SO4 | 28 |
Acute Bioassays | cubitainers | NONE | 36 hours |
Chronic Bioassays | cubitainers | NONE | 36 hours |
5-Day BOD | 500 ml Plastic | NONE | 48 hours |
Chloride | 500 ml Plastic | NONE | 28 |
Chlorophyll A | 2 liter amber glass | NONE | 48 hours |
Color ADMI | 250 ml Plastic | NONE | 48 hours |
COD | 250 ml Plastic | 0.5 ml H2SO4 | 28 |
Conductivity | 250 ml Plastic | NONE | 14 |
Cyanide, Total | 250 ml Plastic | 2 pellets NaOH | 14 |
Fecal Coliform | 250 ml Plastic | 0.4 ml 10% Na2SO3O3 | 8 hours |
Flashpoint | 100 ml Any | NONE | |
Fluoride | 500 ml Plastic | NONE | 28 |
Hardness | 500 ml Plastic | 1 ml HNO3 | 6 months |
Ignitability | 20g ANY | NONE | |
MBAS | 500 ml Plastic | NONE | 48 hours |
Metals | 500 ml Plastic | 1 ml HNO3 | 6 months |
Mercury | 500 ml Plastic | 1 ml HNO3 | 28 |
Nitrate/Nitrite | 250 ml Plastic | 0.5 ml H2SO4 | 28 |
Nitrate and/or Nitrite | 250 ml Plastic | NONE | 48 hours |
Oil & Grease | 1 liter wide-mouth glass | 5 ml 1:1 HCI | 28 |
Orthophosphate | 250 ml Plastic | NONE | 48 hours |
Phenols | 1 liter glass | 1 ml H2SO4 | 28 |
Salinity | 250 ml Plastic | NONE | 28 |
Settleable Solids | 1 liter Plastic | NONE | 48 hours |
Sulfate | 500 ml Plastic | NONE | 28 |
Sulfide | 1 liter Glass | 3 pellets NaOH + 1 ml 2M Zinc acetate | 7 |
TOC | 250 ml Amber Glass | 1 ml H2PO4 | 28 |
Total Dissolved Solids | 500 ml Plastic | NONE | 7 |
Total Kjeldahl Nitrogen | 250 ml Plastic | 0.5 ml H2SO4 | 28 |
Total Phosphorous | 500 ml Plastic | 1 ml H2SO4 | 28 |
Total Residual Chlorine | 250 ml Plastic | NONE | 15 minutes |
Total Solids | 250 ml Plastic | NONE | 7 |
Total Suspended Solids | 1 liter Plastic | NONE | 7 |
Turbidity | 500 ml Plastic | NONE | 48 hours |
Volatile Solids | 500 ml Plastic | NONE | 7 |