| Purity (GC) |
≥ 99.9 % |
| Identity (IR) |
conforms |
| Evaporation residue |
≤ 1.0 mg/l |
| Water |
≤ 0.01 % |
| Colour |
≤ 10 Hazen |
| Acidity |
≤ 0.0001 meq/g |
| Alkalinity |
≤ 0.0002 meq/g |
| Al (Aluminium) |
≤ 10 ppb |
| Ca (Calcium) |
≤ 10 ppb |
| Fe (Iron) |
≤ 10 ppb |
| K (Potassium) |
≤ 5 ppb |
| Mg (Magnesium) |
≤ 10 ppb |
| Na (Sodium) |
≤ 50 ppb |
| Any further metal (ICP-MS) |
≤ 5 ppb |
| Gradient grade (at 210 nm) |
≤ 1.0 mAU |
| Gradient grade (at 254 nm) |
≤ 0.5 mAU |
| Fluorescence (as quinine at 254 nm) |
≤ 1.0 ppb |
| Fluorescence (as quinine at 365 nm) |
≤ 0.5 ppb |
| Suitability for fluorescence detection: At an excitation between 240 and 600 nm (with Δλ=10nm) the emission intensity in the range 250 - 700 nm is smaller then the following standards: quinine-standard (1ng/ml; 0,05mol/l H₂SO₄), PAH Standard (1:100000; Acetonitrile; NIST SRM 1647B) |
conforms |
| Transmission (at 191 nm) |
≥ 25 % |
| Transmission (at 195 nm) |
≥ 85 % |
| Transmission (at 200 nm) |
≥ 96 % |
| Transmission (at 215 nm) |
≥ 98 % |
| Transmission (from 230 nm) |
≥ 99 % |
| Suitability for PAH analysis: HPLC fluorescence-detection |
conforms |
| Suitability for pesticide analysis: HPLC UV-detection |
conforms |
| Suitable for LC-MS (tested with ion trap MS); (Intensity of background mass peak based on reserpine (APCI/ESI positiv)) |
≤ 2 ppb |
| Suitable for LC-MS (tested with ion trap MS); Intensity of background mass peak based on reserpine (APCI/ESI negative) |
≤ 20 ppb |
| Filtered by 0.2 µm filter Suitable for UPLC / UHPLC / Ultra HPLC - instruments Suitable for Q-TOF LC-MS |
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