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InformationThe company's main businesses are coal, coking, and education, and it also operates international trade, logistics, chemicals, power generation, heating and other supporting auxiliary industries, forming an integrated development of coal-coking-chemicals and coal-electricity. industrial chain.
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Industry"Datuhe Brand" first-grade metallurgical coke is our pillar product and enjoys a high reputation in domestic and foreign markets.
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Party workerDon’t forget your original intention, and it will become stronger over time. If you are harmonious, you will be on the right path. Datu River will play a positive role in promoting the stability of social order, improvement of people's living standards and harmonious social development in Lishi District.
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| Indicator | Quality Requirements | |
| Appearance | Yellow transparent liquid | |
| Density (20℃) | ≤0.900g/cm3 | |
| Distillation amount before 75℃ (volume) | ≤3% | |
| Distillation amount before 180℃ (weight) | ≥91% | |
| Moisture | No visible undissolved water at room temperature (18-25℃) observed | |
| Reference standard: YB/T5022-93 | ||
Benzene
Indicator quality requirements:
Color/Hazen unit (platinum-cobalt color number) ≤ 10
Density (ρ20) 0.791-0.793 g/cm³
Boiling range (0°C, 101.3 kPa, within the range of 64.0°C - 65.5°C, including 64.6°C ± 0.1°C) ≤ 1.5°C
Potassium permanganate test ≥ 20 min
Water, w/% 0.2
Mass fraction of acid (calculated as HCOOH) ≤ 0.0050% or mass fraction of base (calculated as NH3) ≤ 0.0015%
Mass fraction of hydroxyl compounds (calculated as HCHO) ≤ 0.01%
Mass fraction of evaporated residue ≤ 0.
Product Classification:
Shanxi Datuhe Coking Co., Ltd.
Contact Us
Contact Phone:0358-3364281
Enterprise E-mail:dthjhgsxzb@163.com
Enterprise address: Datuhe Village, lishi district, Luliang City, Shanxi Province
WeChat Public Number