High purity tellurium dioxide powder ( -TeO2) This white solid TeO2 powder will become yellowish after heating and turn dark yellowish red after fusing. As a kind of amphoteric compound, ....
Our company, Sichuan Xinju Mineral Resources Development Co., LTD was established in 1998 . We have got CQC certificate and passed ISO9001: 2008 certification. Our main products are copper alloys, ....
Large Particle Antimony Trioxide Specification: Sb2O3 99.0% min As2O3 0.0300% max PbO 0.1000% max Fe 0.0030% max Se 0.0020% max Color L 95.0min b 3.0max Residue on 120Mesh 0.03% max Mean....
Chengdu Chemphys Chemical Industry Co., Ltd. was founded in February 1998. We manufacture a wide range of products ranging from high purity to specialized chemical products. These include electronic....
Manufacturer of industrial chemicals since 1988. Yellow powder, electronic grade. Purity: 99% min. Bi: 89.1% min. Certifications: ISO9001, SGS report. Application: widely applied to fields as....
Shusu Nano-science Co, Ltd, an ISO 9001 and ISO14001 quality certificated company which is a leading manufacturer of chemicals since 1988. Our main products bismuth oxide, nickel oxide, cobalt oxide, ....