Methanol Gradient Grade 2.5LT | |||
40930LC250 | 633501126DX | ||
Gradient Grade | 6335011 | ||
67-56-1 | 102539 | ||
CH3OH | April 2024 | ||
32.04 | March 2029 | ||
Sr.No. | Test | Result | Specification | Method Reference |
---|---|---|---|---|
1 | *Description | Clear colourless liquid with a characteristic odour. | Clear colourless liquid with a characteristic odour. | In-house |
2 | *Solubility | Complies | Miscible with water. | In-house |
3 | *Assay (GC) | 99.97% | Min. 99.90% | ACS 11th |
4 | Specific gravity, 20°C | 0.791 | 0.790 to 0.792 | ASTM D891 |
5 | Refractive index,20° C | 1.328 | 1.328 - 1.329 | ASTM D1218 |
6 | Distillation range | 64°C (96%) | ~65°C (Min. 95%) | ASTM D1078 |
7 | *Gradient at 235 nm | 0.84 mAU | 3 mAU max. | ACS 11th |
8 | *Gradient at 254 nm | 0.32 mAU | 1.5 mAU max. | ACS 11th |
9 | UV Transmission profile (10 mm cell) at 205nm | 14.98% | Min. 10% | ACS 11th |
10 | UV Transmission profile (10mm cell) at 210nm | 35.57% | Min. 30% | ACS 11th |
11 | UV Transmission profile (10mm cell) at 220nm | 62.70% | Min. 60% | ACS 11th |
12 | UV Transmission profile (10 mm cell) at 235nm | 86.88% | Min. 85% | ACS 11th |
13 | UV Transmission profile (10mm cell) at 240nm | 91.46% | Min. 90% | ACS 11th |
14 | *UV Transmission profile (10mm cell) at 260nm | 98.65% | Min. 98% | ACS 11th |
15 | Residue on evaporation | 0.0002% | 0.0004% max | ACS 11th |
16 | Water | 0.031% | 0.05% max | ASTM E203 |
Tested By (Chemist - Quality Control) | Approved By Name of authorized signatory________________ |