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1.1 ,These test methods cover the chemical and physical analysis of the commonly available grades of ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, and dipropylene glycol. The key sections appear in the following order:
| , | Sections |
| , | |
| Purity of Reagents | 4 |
| Specific Gravity | 6 –, 8 |
| Distillation Range | 10 –, 12 |
| Acidity | 14 –, 16 |
| Water | 18 –, 20 |
| Iron | 22 –, 24 |
| Color | 26 –, 28 |
| Gas Chromatographic Analysis | 30 –, 32 |
| Alternative Test Methods | Appendix X1 |