| Product name |
Specifications |
Packing |
Unit price / yuan |
| Potassium hydrogen phthalate |
PH=4. 00 ± 0. 02 25 ° C |
500ml |
|
| Lead in Gasoline-< br > Lead Standard Solution |
20ng/ml < br > 200ng/ml < br > 400ng/ml < br > 600ng/ml < br > 800ng/ml < br > 2ng/ml < br > 20ng/ml < br > 40ng/ml < br > 60ng/ml < br > 80ng/ml < br > 100ng/ml |
5ml × 5 |
|
| -< br > chlorine standard solution in light oil |
5ng/ml < br > 10ng/ml < br > 50ng/ml < br > 100ng/ml < br > 200ng/ml |
5ml × 5 |
|
| Water F-, CL-, NO3-, SO42-Reference Material |
1-100ug/ml |
100ml |
|
| Standard Capacity Heat of Iron, Manganese and Nickel in Water |
1-4ug/ml |
100ml |
|
| Standard Capacity Heat of Iron, Manganese and Nickel in Water |
1-4ug/ml |
100ml |
|
| Standard solution of copper, lead, zinc, cadmium and nickel in water |
0.1-1ug/ml |
100ml |
|
| Standard solution of copper, lead, cadmium, chromium and zinc in water |
10ug/ml |
100ml |
|
| Standard solution of potassium, sodium, calcium and magnesium in water |
3-60ug/ml |
100ml |
|
| Standard solution of manganese and iron in water |
0.5-1ug/ml |
100ml |
|
| Standard solution of lithium, strontium and zinc in water |
Mg/ml |
100ml |
|
| Standard solution of iron, manganese and nickel in water |
1-4ug/ml |
100ml |
|
| Ammonia nitrogen, nitrate nitrogen in water, total part standard sample |
Mg/ml |
100ml |
|
| Standard Samples of Fluorine and Sulfate Components in Water |
1-30ug/ml |
100ml |
|
| Standard sample of benzopyrene in methanol |
5ug/ml |
100ml |
|
