Name | Specifications | Packing | Price | Delivery |
Magnesium oxide | 99%,50nm | 500g | RMB 218.9 | Consulting service |
Magnesium oxide | 50nm 球形,99.9% | 500g | RMB 218.9 | 現(xiàn)貨 |
Magnesium oxide | 50nm 球形,99.9% | 100g | RMB 74.8 | 現(xiàn)貨 |
Magnesium oxide | 4N,99.99% | 50g | RMB 404.8 | Consulting service |
Magnesium oxide | 4N,99.99% | 10g | RMB 107.8 | Consulting service |
Magnesium oxide | AR | 2.5kg | RMB 184.8 | Consulting service |
Magnesium oxide | AR | 500g | RMB 52.8 | Consulting service |
高純氧化鎂粉(99.99%):
純度Purity ≥99.99%
不純物含量(ug/g):
Ca ≤10
Fe ≤10
Na ≤5
Si ≤15
B ≤5
K ≤0.5
Al ≤10
S ≤5
Clˉ ≤150
粒徑 40μm
比表面積 0.759 m2/g
煅燒溫度 950℃
晶體氧化鎂:
晶體結(jié)構(gòu)Physical form : 立方體 a=4.216埃(cubic a = 4.216 ?)
生長方法: 電弧熔融法
熔 點mp: 2852℃
晶體純度assay(MgO) >99.95%
晶體解理面: <100>
尺寸size 10 mm × 10 mm × 0.5 mm
密度Density: 3.58g/cm3
介電常數(shù)dielectric constant: 9.8
熱膨脹系數(shù)Thermal expansion: 12.8×10 -6/℃
光透過率transmittance: 200-400 nm, >90%
500-1000 nm, >98%
總雜質(zhì)total impurities:
C <10 ppm
Cr <10 ppm
Si <10 ppm
Al <15 ppm
Ca <40 ppm
B <5 ppm
Fe <50 ppm
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