简介 用途 制取 质量规定 电解镍 试剂级价格
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电解镍

电解镍,7440-02-0,结构式
电解镍
  • CAS号:7440-02-0
  • 英文名:Nickel
  • 中文名:电解镍
  • CBNumber:CB00129860
  • 分子式:Ni
  • 分子量:58.69
  • MOL File:7440-02-0.mol
镍 价格行情
电解镍化学性质
  • 熔点 :1453 °C (lit.)
  • 沸点 :2732 °C (lit.)
  • 密度 :8.9 g/mL at 25 °C (lit.)
  • 蒸气密度 :5.8 (vs air)
  • 储存条件 :no restrictions.
  • 溶解度 :insoluble in H2O; slightly soluble in dilute acid solutions
  • 形态 :wire
  • 颜色 :White to gray-white
  • 比重 :8.9
  • PH值 :8.5-12.0
  • 气味 (Odor) :Odorless
  • 酸碱指示剂变色ph值范围 :9 - 11 at 20 °C
  • 电阻率 (resistivity) :6.97 μΩ-cm, 20°C
  • 水溶解性 :It is insoluble in water.
  • 敏感性 :air sensitive
  • Merck :14,8107
  • 暴露限值 :TLA-TWA (metal) 1 mg/m3 (ACGIH, MSHA, and OSHA); (soluble inorganic compounds) 0.1 mg(Ni)/m3 (ACGIH) 0.015 mg (Ni)/m3 (NIOSH); (insoluble inorganic compounds) 1 mg/m3 (ACGIH).
  • 稳定性 :Stable in massive form. Powder is pyrophoric - can ignite spontaneously. May react violently with titanium, ammonium nitrate, potassium perchlorate, hydrazoic acid. Incompatible with acids, oxidizing agents, sulfur.
  • InChIKey :PXHVJJICTQNCMI-UHFFFAOYSA-N
  • CAS 数据库 :7440-02-0(CAS DataBase Reference)
  • (IARC)致癌物分类 :2B (Vol. Sup 7, 49) 1990
  • NIST化学物质信息 :Nickel(7440-02-0)
  • EPA化学物质信息 :Nickel (7440-02-0)
安全信息
  • 危险品标志 :C,Xi,Xn,F,T
  • 危险类别码 :34-50/53-43-40-10-17-52/53-48/23
  • 安全说明 :26-45-60-61-36-22-36/37-16-15-5-36/37/39-43-28
  • 危险品运输编号 :UN 1493 5.1/PG 2
  • 职业暴露等级 :D
  • 职业暴露限值 :TWA: 0.015 mg/m3 [*Note: The REL does not apply to Nickel carbonyl.]
  • WGK Germany :3
  • RTECS号 :VW4725000
  • F :8
  • 自燃温度 :87 °C
  • TSCA :Yes
  • 危险等级 :4.1
  • 包装类别 :II
  • 海关编码 :38151100
  • 毒害物质数据 :7440-02-0(Hazardous Substances Data)
  • 毒性 :Occupational exposures may occur in its mining, smelting, and refining. The general population ingests nickel in food. Skin sensitization and dermatitis leading to chronic eczema, called “nickel itch,” frequently occurs, especially in wearers of pierced earrings. Nickel can also irritate the conjunctiva and respiratory tract mucous membranes. Absorption from the digestive tract is poor, so systemic poisoning is rare, but since it is an irritant it acts as an emetic. Systemic effects include hyperglycemia, capillary damage, CNS depression, myocardial weakness, and kidney damage. Nickel and its compounds are carcinogenic following inhalation, but not following ingestion or skin contact. Cancer of the lung and nasal passages results, with a latent period of about 25 years; smokers are at greater risk. In addition to irritation and carcinogenesis, nickel carbonyl (nickel tetracarbonyl, Ni(CO)4) exerts relatively mild, tran_x0002_sientinitial symptoms including headache, giddiness, nausea, and shortness of breath. These symptoms are followed by very serious symptoms hours to days later, consisting of tightness in the chest, shortness of breath, rapid respiration, pulmonary edema, cyanosis, and extreme weakness; this can be fatal. Heat decomposition of nickel carbonyl yields carbon monoxide. Chelating agents can be used to remove nickel from the body.
  • 立即威胁生命和健康浓度 :10 mg Ni/m3

电解镍 MSDS


电解镍

电解镍性质、用途与生产工艺

  • 简介

    镍是一种银白色金属,具有机械强度高、延展性好、难熔、在空气中不易氧化等优良特性。电解镍是使用电解法制成的镍。

    Electroless Nickel.png

  • 用途 电解镍主要用于原子能工业、碱性蓄电池、电工合金、高温高强度合金、催化剂以及粉末冶金添加剂冶金、金刚石工具、非铁基合金、也可以做化学反应的加氢催化剂等。
  • 制取

    电解镍可以硫化镍精矿铸成的高锍阳极板为可溶性阳极,在硫酸盐溶液中经电解精炼获得。

  • 质量规定 符合国标GB/T6516-1997规定的牌号为Ni9996的电解镍,其中镍和钴总量不小于99.96%,且钴含量不大于0.02%。
电解镍上下游产品信息
上游原料
下游产品
电解镍 试剂级价格
  • 更新日期:2024/11/08
  • 产品编号:045655
  • 产品名称:镍钛诺弹簧, 线直径 0.75mm (0.030in),平均线盘直径 5.55mm (0.22in), 合金 M Nitinol tension coil spring, wire diameter 0.75mm (0.030in), mean coil diameter 5.55mm (0.22in), Alloy M, Thermo Scientific Chemicals
  • CAS编号:7440-02-0
  • 包装:5pc
  • 价格:1389元
  • 更新日期:2024/11/08
  • 产品编号:045655
  • 产品名称:镍钛诺弹簧, 线直径 0.75mm (0.030in),平均线盘直径 5.55mm (0.22in), 合金 M Nitinol tension coil spring, wire diameter 0.75mm (0.030in), mean coil diameter 5.55mm (0.22in), Alloy M, Thermo Scientific Chemicals
  • CAS编号:7440-02-0
  • 包装:25pc
  • 价格:6945元
电解镍生产厂家
  • 公司名称:北京百灵威科技有限公司
  • 联系电话:010-82848833 400-666-7788
  • 电子邮件:jkinfo@jkchemical.com
  • 国家:中国
  • 产品数:96815
  • 优势度:76
  • 公司名称:北京偶合科技有限公司
  • 联系电话:010-82967028 13552068683
  • 电子邮件:2355560935@qq.com
  • 国家:中国
  • 产品数:12390
  • 优势度:60
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