ChemicalBook CAS数据库列表 球形镍粉
球形镍粉
- CAS号:7440-02-0
- 英文名:Nickel
- 中文名:球形镍粉
- CBNumber:CB00136353
- 分子式:Ni
- 分子量:58.69
- MOL File:7440-02-0.mol
球形镍粉化学性质
- 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
- 比重 :8.9
- 颜色 :White to gray-white
- 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
球形镍粉 MSDS
球形镍粉
球形镍粉性质、用途与生产工艺
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性质
球形镍粉呈粉末状，具有纯度高、粒度均匀、流动性好的特点。
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用途
球形镍粉可用于金属3D打印，激光熔覆，表面喷涂，金刚石工具，电池正极材料，导电涂层等。
- 制备方法 先湿法合成镍粉前躯体，然后用包覆剂均匀包覆镍粉前躯体，接着将包覆有包覆剂的镍粉前躯体用纯水洗涤3～5遍，而后在80～200℃烘干8～15小时，最后将包覆有包覆剂的镍粉前躯体依次在真空和氢气气氛下，或者依次在真空、氢气气氛和惰性气体气氛下，在400～1200℃下还原烧结1-5hr，再经洗涤去除包覆剂和其分解后的产物，最后在60-120℃烘干后即得到球形镍粉。
- 储存 球形镍粉需密封保存于干燥、阴凉的环境中，不宜暴露空气中，防受潮发生氧化团聚，影响分散性能和使用效果。
球形镍粉上下游产品信息
上游原料
下游产品
- 2-氯-4,5-二氨基嘧啶 4,5-二氨基-6-氯嘧啶 2,5-二甲基-2,5-二(叔丁基过氧基)己烷 4-氨基-3-甲基苯甲酸甲酯 4-羟基-5-氨基-6-氯嘧啶 5-氯吲哚-3-甲醛 硝酸镍(2+) 甲烷化催化剂 环十二烷 蓖麻油 1-(3-氨基丙基)咪唑 2-氧-3-哌啶羧酸乙酯 2,5-二甲基-2,5-己二醇 2-三氟甲基-4-氨基嘧啶-5-醛 1,2-二氨基-2-甲基丙烷 6-氨基-2-甲基-2-庚醇 三氧化二镍 对氨基苯甲酸异丙酯 4-CHLORO-6-HYDRAZINO-PYRIMIDIN-5-YLAMINE 2-甲基-4-氨基-5-氨基甲基嘧啶 氢化肉桂酸 赤藓糖醇 N-乙基正丙胺 碱式碳酸镍(II)水合物 1,4-双(3-氨基丙基)哌嗪 2-氨基丁烷 4,5-二氯-1,2-苯二胺 3-十五烷基苯酚 3-羟基-N-甲基哌啶 1,5-二甲基-2-吡咯烷酮 4-氨基-7-氮杂吲哚 烃类二段蒸汽转化催化剂 6-氨基吲哚 苯霜灵 4-甲基吲哚-3-甲醛 5-氨基嘧啶 1,2,4-丁三醇 1-甲基哌啶-4-腈 (1-甲基-4-哌啶-)甲胺 8-METHOXYQUINOLIN-6-AMINE
- 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
球形镍粉生产厂家
- 公司名称：RodaChem BV
- 联系电话：--
- 电子邮件：velde@rodachem.nl
- 国家：荷兰
- 产品数：34
- 优势度：58
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