Customization: | Available |
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CAS No.: | 57-55-6 |
Formula: | CH3chohch2oh |
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Jiangsu Dengfeng Chemical Co., Ltd |
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Product Name: PG | ||||
Inspection items | Quality index | Testing method | Inspection results | |
Premium products | Qualified products | |||
1,2-propanediol w,% | ≥99.50 | ≥99.00 | HG/T 5391_2018 | 99.875 |
Moisture% | ≤0.10 | ≤0.20 | GB/T 6324.8_2014 | 0.061 |
Chromaticity (platinum cobalt) number | ≤10 | ≤15 | GB 3143_82 | 5 |
Refractive index nD | 1.431~1.435 | 1.428~1.435 | 1.433 | |
Density (20 ºC) g/cm ³ | 1.0350~1.0380 | 1.0350~1.0400 | GB/T 4472_2011 | 1.0361 |
Acidity (calculated as acetic acid)% | ≤0.010 | ≤0.020 | GB/T 9736_2008 | 0.001 |
Appearance | Colorless transparent viscous liquid, without mechanical impurities. | visualization | Colorless transparent viscous liquid, without mechanical impurities. |