These are materials which, after drying under the specified conditions, are recommended for use as primary standards in the standardization of volumetric solutions. The following are recommended for use as primary standards.
1x | Buffer Solution pH 2.2 | EUR 65.00 |
1x | Matrix Modifier: NH4NO3 (99.999%) 50 g/l in H2O | EUR 127.00 |
1x | Palladium Matrix Modifier Pd - 10.0 +/- 0.2 g/l i... | EUR 418.00 |
1x | ASTM D5501-12 - Calibartion Standard 5: 3 compone... | EUR 44.00 |
1x | ASTM Method D5580 Aromatics Quantitative Calibrat... | EUR 337.00 |
1x | Buffer Solution pH 2.0 | EUR 65.00 |
1x | Matrix Modifier: NH4H2PO4 (99.999%) 100 g/l in 1%... | EUR 150.00 |
1x | Matrix Modifier: Pd(NO3)2 (99.999%) 2g/l in 1% HN... | EUR 139.00 |
1x | Tris-acetate Buffer Solution pH 8.5 | EUR 65.00 |
1x | Acetate Buffer pH 4.4 | EUR 65.00 |
10x | Discount for non-paper Certificate of Analysis | EUR -10.00 |