The product line features stocked standards from 2,500 µg/g to 50,000 µg/g (see table below). All other concentrations are available as custom standards and may go as low as 1 µg/g. A Certificate of Analysis reporting concentrations and density is included with each standard.
| ppm |
CATALOGUE NUMBER (45g) |
CATALOGUE NUMBER (85g) |
| 2,500 |
150-420-100 |
150-420-005 |
| 3,500 |
150-420-105 |
150-420-010 |
| 5,000 |
150-420-110 |
150-420-015 |
| 7,500 |
150-420-120 |
150-420-020 |
| 10,000 |
150-420-125 |
150-420-025 |
| 15,000 |
150-420-130 |
150-420-030 |
| 20,000 |
150-420-135 |
150-420-035 |
| 25,000 |
150-420-140 |
150-420-040 |
| 30,000 |
150-420-145 |
150-420-045 |
| 35,000 |
150-420-150 |
150-420-050 |
| 40,000 |
150-420-155 |
150-420-055 |
| 50,000 |
150-420-160 |
150-420-060 |
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