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· Add：805-807.Room Hongqiao Mansion.1088 Qianjin West Road,Kunshan,Jiangsu,China
· Tel：0086-512-57621185
· Fax：0086-512-57598675
· Email：sales@yalongchina.net
· ContactPerson:Mr Huang
· Online Communication： |
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Product：HPLC Methanol
CAS Number：67-56-1
Quality Standard：excellent
Package Kg/drum：1L/bottle;4L/bottle
Place of orgin：China
Order |
| Detailed Introduction： |
| /Appearance |
Clear,Colorless |
Clear,Colorless |
| /Color(APHA) |
Max 10 |
5 |
| /Assat(GC),% |
Min 99.95 |
≥99.95 |
| /Water,mg/kg |
Max 100 |
36 |
| /Evaporation Residue,mg/kg |
Max 1.0 |
0.2 |
| /Density (25),g/ml |
0.775-0.780 |
0.778 |
| Refractive Index(25) |
1.344 |
1.344 |
| /Titrable Acid.meq/g |
Max 0.0008 |
0.0002 |
| /Titrable Base,meq/g |
Max 0.0006 |
0.00001 |
| /UV Absorbance,(1.00-cm cell vs.water): |
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| at 190 nm |
Max 1.00 |
0.4569 |
| at 200 nm |
Max 0.05 |
0.0150 |
| at 210 nm |
Max 0.03 |
0.0107 |
| at 220 nm |
Max 0.01 |
0.0069 |
| at 254 nm |
Max 0.005 |
-0.0001 |
| /Gradient Elution,(a.u) |
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| at 210 nm |
Max 0.001 |
0.0006 |
| at 254 nm |
Max 0.0005 |
0.0003 |
| /Fluorescence Trace Impurities |
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| at 450 nm |
Max 0.3 |
0.02 |
| Emission Maximum for Impurities |
Max 1.0 |
0.2 | |
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