Technical pH buffer solutions
Colour coded. Tested and ISO 17025 Certified at 25 °C. Uncertainty of measurement ±0.02 pH. Temperature dependence data is printed on the label as are lot numbers and expiry dates. These pH buffer solutions are suitable for use where very accurate measurements are required and are supplied with a detailed Certificate of Analysis which outlines traceability to N.I.S.T (the N.I.S.T SRM(s) Lot No. is stated on the certificate). This item has a 12 to 36 month shelf life from date of manufacture depending on pH value.
Toote variatsioonid
| Colour | Capacity ml | pHvalue at 25 °C | Catalog number | PK | Kogus | |
|---|---|---|---|---|---|---|
| blue | 500 | 9.21 | 6.205 893 | 1.00 | ||
| yellow | 500 | 4.60 | 6.227 021 | 1.00 | ||
| yellow | 1000 | 7.00 | 6.238 677 | 1.00 | ||
| blue | 1000 | 9.21 | 6.287 599 | 1.00 | ||
| red | 6 x 250 | 4.01 | 9.040 952 | 6.00 | ||
| red | 250 | 2.00 | 9.040 949 | 1.00 | ||
| blue | 3 x 500 | 9.21 | 9.040 948 | 3.00 | ||
| red | 1000 | 4.01 | 9.040 955 | 1.00 | ||
| yellow | 250 | 7.00 | 6.240 744 | 1.00 | ||
| blue | 1000 | 10.00 | 6.238 676 | 1.00 | ||
| blue | 6 x 250 | 9.21 | 9.040 954 | 6.00 | ||
| yellow | 3 x 500 | 7.00 | 9.040 947 | 3.00 | ||
| red | 250 | 4.01 | 9.040 950 | 1.00 | ||
| blue | 500 | 10.00 | 6.229 763 | 1.00 | ||
| blue | 250 | 9.21 | 9.040 951 | 1.00 | ||
| red | 3 x 500 | 4.01 | 9.040 946 | 3.00 | ||
| red | 500 | 2.00 | 4.011 273 | 1.00 | ||
| blue | 250 | 10.00 | 6.240 745 | 1.00 | ||
| yellow | 6 x 250 | 7.00 | 9.040 953 | 6.00 | ||
| yellow | 500 | 7.00 | 6.229 762 | 1.00 | ||
| yellow | 250 | 4.60 | 4.011 272 | 1.00 | ||
| red | 500 | 4.01 | 6.206 907 | 1.00 |
