hydrogen telluride(CAS号:13494-80-9)
碲
基本信息

CAS号
13494-80-9
分子式
H2Te
分子量
127.60 g/mol
Quick Actions
基本物理性质
熔点
450 °C (lit.)
沸点
990 °C(lit.)
闪点
°C
分类与用途
用途
一,供半导体器件、合金、化工原料及铸铁、橡胶、玻璃等工业作添加剂用。 二,用以制备碲化合物。并用作半导体研究材料。 三,用于碲化合物的制备,还用作催化剂 四,用作陶瓷与玻璃的着色剂、橡胶的硫化剂、石油裂化的催化剂等,也用于制癸、合金,是极有前途的半导体材料 用于碲化合物的制备,还用作催化剂
安全信息
查看安全信息危险说明
H301
危险类别
8
敏感性
对湿度敏感
一,以碲粉为原料,用多硫化钠抽提精制而得,制得高纯碲纯度为99.999%。 二,将铜电解过程所得含碲阳极泥焙烧物用碱处理,制成粗亚碲酸碱溶液(PH>10.8),加入硫化碱,使铅、铜、银、铁等变成硫化物而沉淀分离。滤液用盐酸中和则沉淀出二氧化碲。过滤。把二氧化碲溶于6 mol/L盐酸中(碲的浓度为200 g/L)并加热至90℃,在每升溶液中加入13g盐酸羟胺,将杂质硒沉淀过滤分离除去,将用水和稀硫酸洗涤过的二氧化硫气体通入上述滤液中,使碲沉淀,经过滤、水洗、干燥得到碲,再经多硫化钠抽提法提纯,制得碲成品。
同义词与参考文献
英文
- Tellurium atomic absorption standard solution
- TelluriumpowderNmesh
- Telluriumingotbrokenpieces
- Tellurium powder
- TellurStcke
- TelluriumchunkN
- TelluriumpiecesN
- Tellurium solution 1000 ppm
- Tellurium solution 10 000 ppm
- Tellurium
- HYDROGEN TELLURIDE
- Tellurium ICP Standard
- Tellurium ICP Std.
- Telluriummetal
- Aurum paradoxum
- Metallum problematum
- Telloy
- Tellur
- Tellur [Polish]
- Tellurium,metallic
- Tellurwasserstoff
- Tellurium element
- TELLERIUM
- nci-c60117
- tellur(polish)
- Tellurium (Te)
- tellurium atom
- aurumparadoxum
- Tellurium, elemental
- Tellurium, metallic
- Tellurium and compounds
- NQA0O090ZJ
- Te
- Tellurium broken ingot
- teluro
- Tellurium, 99+%, (trace metal basis), powder
- Tellurium, 99.999%, (trace metal basis), powder
- tellure
- Tellurium compounds, n.o.s.
- Tellurium lump
- Tellurium Standard Solution(Te 1000)
中文
- 碲
- 碲粉
- 碲片
- 碲粉末
- 碲片(不规则)
- 碲丸
- 高纯碲
- 碲原子吸收标准物质
- 碲粒
- 单元素碲溶液成分分析标准物质
- 碲, 粉末, 200目
- 碲标准溶液
- 碲标准溶液(Te 1000)
- 碲锭
- 碲块
- 碲酸
- 高纯碲,7N
- 金属碲
- 单质碲
- 碲棒
- 碲标准溶液,1000μg
- 碲粉,碲粒
- 元素碲
- 碲颗粒
MDL_Number
MFCD00134062
CAS号
13494-80-9
Customs_Code
28045000
Merck_Index
13,9201
供应商信息
供应商名称 | 会员等级 | 认证状态 | 主要类别 | 最小订购量 | 操作 |
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