Since April of 2020, the trend of rising oil prices has been maintained, and it is rising globally. The reason for this phenomenon may be that the global economy is slowly recovering, or it may be that last year epidemic has been well controlled. The…
OPEC+, an oil producers' alliance led by Saudi Arabia and Russia, stuck to its original plan to increase output by just 432,000 b/d in June, continuing to defy calls from major consumers led by the United States to pump more oil to keep prices down.…
Calcium lignosulfonate (also known as calcium lignosulfonate) is a modified product made from natural lignin. It is a yellowish, brown flowing powder that has a mildly aromatic scent. Easy to dissolve in water, hygroscopic (water-soluble) and chemica…