Niobium nitride, light na-acha odo odo dịtụ uddị, ihe dị mma bụ 8.47G / cm3, na-agbaze isi ihe bụ 2300 Celsius C; Mohs na-eme ihe ike dị 8, microhardness bụ 14.3Ga; Ọ na-ewute ya na-enweghị atụ na-eto eto bụ 15.6k. Insoluble na hydrochloric acid, nitric acid, sulfuric acid; Anyanwụ nke hydrufluoric acid na sulfuric acid ọ na-a squable na alkali ma ọ bụ ịta ahụhụ ma ọ bụ ịta ahụhụ amnia.
Ejiri dị ka ihe mgbakwunye ciment ciment, ọ nwekwara ike iwepụta niobium dị elu.
Ọrụ anyị nwere ike inye
1) Enwere ike ịbanye na nkwekọrịta
2) Enwere ike ịbanye na nzuzo
3) Akwụghachi ụbọchị asaa
Nke ka mkpa: Anyị nwere ike inye naanị ngwaahịa, mana teknụzụ ga-eme teknụzụ!
Anyị bụ ndị nrụpụta, ụlọ ọrụ anyị dị na Shandong, mana anyị nwekwara ike inye otu ọrụ nkwụsị maka ọrụ!
T / T (TETEX Nyefee), Western Union, Moneygram, BTC (Bitcoin), wdg.
≤25kg: N'ime ụbọchị ọrụ atọ mgbe akwụ ụgwọ natara. > 25KG: Otu izu
Ọ dị, anyị nwere ike iwepụta obere nlele n'efu maka ebumnuche nyocha!
1kg kwa akpa fpr samples, 25kg ma ọ bụ 50kg kwa drum, ma ọ bụ dịka ịchọrọ.
Chekwaa akpa ahụ na-emechi emechi na nkụ, dị jụụ na nke ọma.
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Enweghị 7440-444-0 nano duzi carbon ojii ...
