Niobium Nitride, lub teeb grey yog daj me ntsis, tus txheeb ze ntom yog 8.47g / cm3, lub melting point yog 2300 ° C;Mohs hardness yog 8, microhardness yog 14.3Gpa;nws cov kev hloov pauv hloov pauv tseem ceeb yog 15.6K.Insoluble hauv hydrochloric acid, nitric acid, sulfuric acid;Soluble nyob rau hauv concentrated acid tov ntawm hydrofluoric acid thiab sulfuric acid Nws kuj yog soluble nyob rau hauv kub alkali los yog high-concentration lye thiab emits ammonia.
Siv los ua cov cemented carbide additive, nws tuaj yeem tsim cov niobium siab.
Kev pabcuam peb tuaj yeem muab tau
1) Daim ntawv cog lus raug cai tuaj yeem kos npe
2) Daim ntawv cog lus tsis pub lwm tus paub tuaj yeem kos npe
3) Xya hnub rov qab lav
Tseem ceeb dua: peb tuaj yeem muab tsis tau tsuas yog cov khoom lag luam, tab sis kev pabcuam kev daws teeb meem!
Peb yog cov chaw tsim khoom, peb lub Hoobkas nyob hauv Shandong, tab sis peb kuj tuaj yeem muab kev pabcuam nres ib qho rau koj!
T / T (tex hloov pauv), Western Union, MoneyGram, BTC (bitcoin), thiab lwm yam.
≤25kg: hauv peb hnub ua haujlwm tom qab tau txais cov nyiaj them poob haujlwm.25kg: ib as
Muaj, peb tuaj yeem muab cov qauv dawb me me rau kev soj ntsuam zoo!
1kg ib lub hnab fpr kuaj, 25kg lossis 50kg ib nruas, lossis raws li koj xav tau.
Khaws lub thawv kaw kom nruj rau hauv qhov chaw qhuav, txias thiab zoo-ventilated.
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Qhov zoo ntawm Silver nitrate AgNO3 nrog cas 7 ...
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Tsis tshua muaj ntiaj teb khoom Lutetium hlau Lu ingots CA ...
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99.9% Barium hlau ingots Ba pellets granules C ...
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Zoo Zoo 99.99% CAS 12067-76-4 WTe2 Powder ...
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Tuam Tshoj Hoobkas Dicobalt Octacarbonyl / Cobalt carb ...
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99.99% Semiconductor khoom Cadmium Tellurid ...
