
| Methanol Gradient Grade 2.5LT | |||
| 40930LC250 | M00741114HZ | ||
| Gradient Grade | M007411 | ||
| 67-56-1 | 123025 | ||
| CH3OH | August 2026 | ||
| 32.04 | July 2031 | ||
| 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) | 99.95% | Min. 99.90% | ACS 10th |
| 4 | Specific gravity, 20°C | 0.791 | 0.790 to 0.792 | ASTM D891 |
| 5 | Refractive index,20° C | 1.329 | 1.328 - 1.329 | ASTM D1218 |
| 6 | Distillation range | 65°C | ~65°C (Min. 95%) | ASTM D1078 |
| 7 | Gradient at 235 nm | Not detected | 3 mAU max. | ACS 10th |
| 8 | Gradient at 254 nm | Not detected | 1.5 mAU max. | ACS 10th |
| 9 | UV Transmission profile (10 mm cell) at 205nm | 35.95% | Min. 10% | ACS 10th |
| 10 | UV Transmission profile (10mm cell) at 210nm | 78.52% | Min. 30% | ACS 10th |
| 11 | UV Transmission profile (10mm cell) at 220nm | 92.09% | Min. 60% | ACS 10th |
| 12 | UV Transmission profile (10 mm cell) at 235nm | 94.12% | Min. 85% | ACS 10th |
| 13 | UV Transmission profile (10mm cell) at 240nm | 98.42% | Min. 90% | ACS 10th |
| 14 | *UV Transmission profile (10mm cell) at 260nm | 98.35% | Min. 98% | ACS 10th |
| 15 | Residue on evaporation | 0.0003% | 0.0004% max | ACS 10th |
| 16 | Water | 0.04% | 0.05% max | ASTM E203 |
| Tested By (Chemist - Quality Control) | Approved By Name of authorized signatory________________ |