French scientists have confirmed for the first time through genome sequencing that the "deltacron" variant of the new coronavirus that has previously attracted a lot of attention does exist, which combines the mutations in the new coronavirus delta v…
Supply cut, price increase, upstream raw material supply is limited, cosmetics price hikes continue to spread According to the information released by the official WeChat account of the Guangzhou Chemical Trading Center approved by the Guangzhou Econ…
Introduction to solid-state additive manufacturing of aluminum and magnesium alloys Additives…
At room temperature, transparent light yellow liquid. pH value: 4-7 (10% aqueous solutions). Soluble in water and organic solvent. Stable chemical properties. Didecyl Dimethyl Ammoniumchloride: Didecyl Dimethyl Ammonium chloride is characterized b…
4A Molecular sieve is NaA molecularsieve, which is the hydrate crystalline silicon alluminate and salt. The characteristics of 4A molecular Sieve Powder include stable quality and moderate particle size. They are made up of formed products. About 4…