Molybdenum 钼

CAS 7439-98-7 MFCD00003465

化学结构图

7439-98-7
SMILES: [Mo]

化学属性

Mol. FormulaMo
Mol. Weight95.96
Density10.3
TSCAYes
Flash Point-23 °C
SolubilityH2O: soluble
Appearance wire
Boiling Point4612 °C at 760 mmHg
Melting Point2617 °C

别名和识别编码

Chemical NameMolybdenum
CAS Number7439-98-7
PubChem Substance ID23932
EC Number231-107-2
MDL NumberMFCD00003465
Synonym Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {} {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {} {} {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {} {} {} {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {} {} {} {} {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {} {} {} {} {} {} {LY} Molybdenum blanked stamping, 0.76 x 12.7 x 12.7mm (0.003 x 0.5 x 0.5in), 99% min {} {} {} {} {} {} {}
Chemical Name Translation
Merck Number13,6257
Wiswesser Line NotationMO
LabNetwork Molecule IDLN01328931
InChIInChI=1S/Mo
Canonical SMILES[Mo]
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分类

  • {SNA} Alternative Energy, Metal and Ceramic Science, Metals, Molybdenum, Thermoelectric Materials, Thermoelectric Precursors, 材料科学
  • {SNA} 42: Mo, Metal and Ceramic Science, Metals, Molybdenum, Nanomaterials, Nanoparticles: Materials by Application,

产品应用

  • 用作钼及钼合金制品原料,如大型钼板坯、硅化钼电热元件,可控硅圆片、钼顶头等原料。其中喷涂钼粉用于汽车齿轮、活塞环、离合器等耐磨零部件的表面喷涂,也可以配合其它喷焊材料使用。

相关文献及参考

  • Merck: 14,6235
  • Short: II/5
  • Short: III/13a
  • Short: III/13b

安全信息

GHS Symbol
WGK Germanynwg
Hazard Codes F F,Xi,N,Xn
Hazard statements
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
  • H228 Flammable solid 易燃固体
  • H361 Suspected of damaging fertility or the unborn child 怀疑对生育能力或未出生婴儿造成伤害
Personal Protective Equipment Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
RTECSQA4680000
Precautionary statements
  • P201 Obtain special instructions before use. 使用前获取专门指示。
  • P202 Do not handle until all safety precautions have been read and understood. 已阅读并理解所有的安全预防措施之前,切勿操作。
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P233 Keep container tightly closed. ?保持容器密闭。
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. 使用防爆电气/通风/照明/ .../设备。
  • P242 Use only non-sparking tools. 只能使用无火花工具。
  • P243 Take precautionary measures against static discharge. 采取预防措施,防止静电放电。
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P281 Use personal protective equipment as required. 使用所需的个人防护装备。
  • P302+P352
  • P303+P361+P353
  • P304+P340
  • P305+P351+P338
  • P308+P313
  • P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适,呼叫解毒中心或医生/医师。
  • P321 Specific treatment (see … on this label). 具体治疗(见本标签上的)。
  • P332+P313
  • P337+P313
  • P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
  • P370+P378
  • P403+P233
  • P403+P235
  • P405 Store locked up. 上锁保管。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
Signal word Danger
Safety Statements
  • S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置;
  • S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
  • S9 Keep container in a well-ventilated place 保持容器在通风良好的场所;
  • S16 Keep away from sources of ignition - No smoking 远离火源,禁止吸烟;
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
  • S62 If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label where possible 吞食后不要催吐:立即求医并出示该容器或标签;
  • S61 Avoid release to the environment. Refer to special instructions/safety data sheet 避免释放到环境中,参考特别指示/安全收据说明书;
  • S33 Take precautionary measures against static discharges 对静电采取预防措施;
UN Number UN 3264 8/PG 3 UN3089 UN3264
Risk Statements
  • R36/38 Irritating to eyes and skin 对眼睛和皮肤有刺激性
  • R11 Highly flammable 非常易燃
  • R62 Possible risk of impaired fertility 有削弱生殖能力的危险
  • R67 Vapours may cause drowsiness and dizziness 蒸汽可能导致嗜睡和昏厥
  • R51/53
  • R65 Harmful: may cause lung damage if swallowed 若吞咽可能伤害肺部器官
  • R38 Irritating to skin 刺激皮肤
  • R48/20
Packing GroupIII
Hazard Class4.1
Storage condition RT, stored under nitrogen {LY} RT, stored under nitrogen Store at room temperature, keep dry and cool {} {LY} RT, stored under nitrogen {} {} {LY} RT, stored under nitrogen {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} RT, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {} {} {
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intratracheal
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 70 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis)
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB249-458

TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 19500 ug/m3
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 24(9),33,1980

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 6050 ug/kg
SEX/DURATION            : female 35 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 42(8),30,1977

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 5800 ug/kg
SEX/DURATION            : female 30 week(s) pre-mating
                          female 1-20 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   FATOAO Farmakologiya i Toksikologiya (Moscow).  For English translation, see
   PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2-   
   1939-  Volume(issue)/page/year: 41,620,1978

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 448 mg/kg
SEX/DURATION            : multigenerations
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(is

其他信息

  • Acros Organics:钼 Molybdenum, powder, 200 mesh, 99.99%(7439-98-7)
  • 灭火剂:水, 二氧化碳, 干粉, 砂土
  • 用途三:易拉制成钼丝、片、带、杆等用于电子工业中,还用于制合金钢及各种工具钢
  • 参考质量标准:国家标准GB 3461—82 产品牌号 杂质含量/%,≤ Pb Bi Sn Sb Cd Fe Ni Cu Al Si Ca Mg P C O 外观 钼粉呈灰色,产品无肉眼可见的夹杂物 Fmo-1 - - - - - 0.006 0.003 0.001 0.002 0.003 0.002 0.003 0.001 0.010 0.25 Fmo-2 0.001 0.001 0.001 0.001 0.001 0.030 0.005 - 0.005 0.010 0.004 0.005 0.005 0.020 0.25
  • 用途五:Fmo-1用于大型板坯,是硅化钼电热元件原料。Fmo-2用于可控硅圆片,钼顶头等原料。
  • 用途六:用作钼及钼合金制品原料,如大型钼板坯、硅化钼电热元件,可控硅圆片、钼顶头等原料。其中喷涂钼粉用于汽车齿轮、活塞环、离合器等耐磨零部件的表面喷涂,也可以配合其它喷焊材料使用。
  • 外观性质:灰黑色粉末。
  • MSDS 信息:钼粉(7439-98-7).msds
  • 用途二:用于冶炼钼钢、拉制钼丝等
  • 毒性:参见三氧化钼。
  • 用途四:用作热氢发生器、凝胶推进剂、燃烧活性剂、催化剂、水清洁吸附剂、烧结活性剂等
  • 毒性分级:中毒
  • Sigma Aldrich:7439-98-7(sigmaaldrich)
  • 质硬而有延展性。在很高的温度下仍有很高的强度。常温时在空气中稳定,高温时燃烧生成三氧化钼。跟氯和溴能化合。不溶于盐酸和氢氟酸。能溶于浓硫酸、硝酸和王水。
  • 上游原料:氢 --> 三氧化钼 --> 钼酸铵 --> 七钼酸铵
  • 用途七:用作钼及钼合金制品原料,如大型钼板坯、硅化钼电热元件,可控硅圆片、钼顶头等原料。其中喷涂钼粉用于汽车齿轮、活塞环、离合器等耐磨零部件的表面喷涂,也可以配合其它喷焊材料使用。用于ICP-AES、AAS、AFS、ICP-MS、离子色谱等。滴定分析用标准溶液。校准仪器和装置;评价方法;工作标准;质量保证/质量控制;其他。
  • Alfa Aesar:钼网,50meshwovenfrom0.0509mm(0.002in)diawire Molybdenum gauze, 50 mesh woven from 0.0509mm (0.002in) dia wire(7439-98-7)
  • 方法一:工业生产可用氢气还原三氧化钼制得;或将仲钼酸铵用酸处理或加热分解得到三氧化钼,再用氢气还原制得。 氢气还原三氧化钼法用氢气还原可分两个阶段进行。第一阶段将三氧化钼加热在600~700℃,接着在1000~1100℃时进行第二阶段的还原,制得钼粉成品。其 MoO3+H2→MoO2+H2O MoO2+2H2→Mo+2H2O
  • 职业标准:TWA 5 毫克/立方米;STEL 10 毫克/立方米
  • 钼价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 53205660 钼 100ml 40元 2011/08/23 51014760 钼粉 100g 179元 2011/08/23 51014980 钼棒 5*150mm 根 107.8元
  • 用途一:用于磷钼酸盐及钼化合物的制备
  • 储运特性:库房低温, 通风, 干燥
  • 类别:可燃固体
  • 急性毒性:插管-兔 LDL0: 70 毫克/公斤
  • 可燃性危险特性:高温, 空气中可燃; 火场释放有毒含钼化合物
  • 下游产品:复混肥 --> 叶面肥 --> 颜料紫 3 --> 耐晒品蓝色淀
  • MOL 文件:7439-98-7.mol

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