Calcium oxide 氧化钙

CAS 1305-78-8 MFCD00010911

化学结构图

1305-78-8
SMILES: O=[Ca]

化学属性

Mol. FormulaCaO
Mol. Weight56.08
Boiling Point2850 °C(lit.)
Density3.3 g/mL at 25 °C(lit.)
Refractive index1.838
Melting Point2572°C
TSCAYes
SolubilitySoluble in water with generation of heat, and forming Ca(OH)2, in acids, glycerol. Insoluble in alcohol
Flash Point2850°C
Stability易吸潮
Appearance powder

别名和识别编码

Chemical NameCalcium oxide
Synonym Calcium oxide {LY} Calcium oxide Calxyl calcia calcium oxide heavy calcium oxide hexocalex hexocalex 6-9 lime quicklime {} {LY} Calcium oxide {} {} {LY} Calcium oxide {} {} {} {LY} Calcium oxide {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Calcium oxide {} {} {} {} {} {} {} {} {} {} {} {} {}
MDL NumberMFCD00010911
CAS Number1305-78-8
PubChem Substance ID14778
EC Number215-138-9
Merck Number14,1686
Chemical Name Translation氧化钙
Wiswesser Line NotationCA O
LabNetwork Molecule IDLN00194435
InChIInChI=1S/Ca.O
Canonical SMILES[Ca]=O
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分类

  • {SA} Biocompatible Ceramics, Biomaterials, Calcium, Catalysis and Inorganic Chemistry, Chemical Synthesis, Materials Science, Metal and Ceramic Science, Oxides
  • {SNA} 20: Ca, Biomedical Materials, Calcium, Metal and Ceramic Science, Nanomaterials,

产品应用

  • 分析试剂，氧化钙用于钢铁、农药、医药、非铁金属、肥料、制革、制氢氧化钙、实验室氨气的干燥、二氧化碳吸收剂、醇的脱水等。

相关文献及参考

  • Merck: 14,1686
  • Short: III/24C
  • Short: II/24A

安全信息

GHS Symbol
WGK Germany1
Hazard statements
  • H302 Harmful if swallowed 吞食有害
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
  • H315 Causes skin irritation 会刺激皮肤
  • H318 Causes serious eye damage 严重伤害眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Faceshields, Gloves
RTECSEW3100000
Precautionary statements
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • 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。
  • P264+P265
  • P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西，喝水或吸烟。
  • 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。
  • P301+P310
  • P301+P312
  • P301+P316
  • P301+P317
  • P301+P330+P331
  • P302+P352
  • P302+P361+P354
  • P303+P361+P353
  • P304+P340
  • P305+P351+P338
  • P305+P354+P338
  • P307+P311
  • P308+P316
  • P309+P311
  • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
  • 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。
  • P314 Get medical advice/attention if you feel unwell. 获取医疗咨询/就医，如果你觉得不舒服
  • P316
  • P317
  • P319
  • P321 Specific treatment (see … on this label). 具体治疗（见本标签上的）。
  • P330 Rinse mouth. 漱口
  • P331 Do NOT induce vomiting.. 不要催吐。
  • P332+P313
  • P332+P317
  • 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
  • P362+P364
  • P363 Wash contaminated clothing before reuse. 被污染的衣服洗净后方可重新使用。
  • P403+P233
  • P405 Store locked up. 上锁保管。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
Signal word Danger
Packing GroupIII
UN Number 1910 UN1910 UN 2920 8/PG 2
Risk Statements
  • R34 Causes burns 会导致灼伤
  • R14 Reacts violently with water 遇水会猛烈反应
  • R37 Irritating to respiratory system 刺激呼吸道
  • R22 Harmful if swallowed 吞咽有害
  • R10 Flammable 易燃
  • R37/38 Irritating to respiratory system and skin 对呼吸系统和皮肤有刺激性
  • R41 Risk of serious damage to eyes 有严重损伤眼睛的危险
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；
  • 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；
  • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；
  • S20 When using do not eat or drink 使用时，不得进食，饮水；
  • S39 Wear eye/face protection 戴眼睛/面孔保护装置；
  • S25 Avoid contact with eyes 避免眼睛接触；
  • S28 After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) 皮肤接触后，立即用大量…（由生产厂家指定）冲洗；
Storage condition Store at room temperature, keep dry and cool {LY} Store at room temperature, keep dry and cool {} {LY} Store at room temperature, keep dry and cool {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature, keep dry and cool {} {} {} {} {} {} {} {} {}
Hazard Codes C,Xi C Xi
Hazard Class8

其他信息

  • 外观性质:白色无定形粉末, 含有杂质时呈灰色或淡黄色, 具有吸湿性。
  • 用途四:用于药物载体。
  • 注意事项:熏蒸成品粮时必须严防污染粮食，收集药渣应深埋在远离饮水水源处，不可乱丢乱放
  • {
  • 毒性分级:中毒
  • 使用限量:GB 14880—94(以Ca计，g/kg)：饮料、谷类及其制品，1.6～3.2；婴幼儿食品，3.0～6.0。 GB 2760—2001：调制水100mg/L(以Ca计36mg/L)。
  • 含量分析:取
  • Sigma
  • 可燃性危险特性:遇水放热; 其热可使有机物燃烧; 大气污染物之一; 与醇的混合物加热可燃烧
  • 方法一:碳酸钙煅烧法先将碳酸钙与盐酸反应生成氯化钙，再加入氨水进行中和，静置沉淀，过滤，再加入碳酸氢钠反应生成碳酸钙沉淀，经离心分离脱水，干燥后，进行煅烧，经粉碎，筛选，制得药用氧化钙成品。其 CaCO3+2HCl→CaCl2+CO2+H2O CaCl2+2NH3?H2O→Ca(OH)2+2NH4Cl Ca(OH)2+NaHCO3→CaCO3+NaOH+H2O CaCO3[△]→CaO+CO2↑
  • Acros Organ
  • MSDS 信息:氧化钙(1305-78-8).msds
  • F:10-21-34
  • 方法二:石灰石煅烧法将石灰石粗碎至150 mm，并筛除30～50 mm以下的细渣。无烟煤或焦炭要求粒度在50 mm 以下，其中所含低熔点灰分不宜过多，其无烟煤或焦炭的加入量为石灰石的7.5%～8.5%(重量)。将经筛选的石灰石及燃料定时、定量由窑顶加入窑内，于900～1200℃煅烧，再经冷却即得成品。在煅烧工序副产二氧化碳。其 CaCO3[△]→CaO+CO2↑
  • {Ch
  • 参考质量标准三:参考标准 指标名称 指标 酸不溶分(SiO2)/%≤ 1.8 氧化铁及氧化铝(R2O3)/%≤ 1.8 氧化钙(CaO)/%≥ 92.0 氧化镁(MgO)/%≤ 2.0 二氧化碳(CO2)/%≤ 4.0 磷(P)/%≤ 0.02 硫(S)/%≤ 0.18 粒度/mm 50～100
  • 用途三:该品用作有机合成中间体。用来制取抗霉菌药物已酸三溴苯酯，也作为液晶中间体。
  • 氧化钙价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 80029161 氧化钙;石灰; 生石灰 25g 75元 2011/08/23 10005918 氧化钙;石灰; 生石灰 500g 14元 2011/08/23 10005928 氧化钙;石灰; 生石灰 500g 13元
  • 用途二:用作分析试剂、制造荧光粉的助熔剂
  • 用途三:用于制造电石、纯碱、漂白粉等，用作
  • 对湿敏感。易从空气中吸收二氧化碳及水分。溶于水成氢氧化钙并产生大量热，溶于酸类、甘油和蔗糖溶液，不溶于醇。有腐蚀性。
  • 用途二:用作有机合成的酰化剂
  • MOL 文件:142-61-0.mol
  • 防护措施:能刺激粘膜，引起喷嚏，特别是能使脂肪皂化，由皮肤吸收水分、溶解蛋白质、刺激及腐蚀
  • MOL 文件:1305-78-8.mol
  • 毒性:能刺激黏膜，引起喷嚏，特别是能使脂肪皂化，由皮肤吸收
  • 参考质量标准二:FCC，1996 含量(灼烧后) 95.0%～100.5% 酸不溶物 ≤1% 碱金属或镁 ≤3.6% 砷(以As计；GT-3) ≤3mg/kg 氟化物(GT-15) ≤0.015% 重金属(以Pb计) ≤0.003% 铅 ≤5mg/kg 灼烧失重(GT-20，试样1g) ≤10.0%
  • Alfa Aesar:氧化钙,Puratronic|r,99.998%(metalsbasis,除了其它碱土金属和碱金属130ppmmax) Calcium oxide, Puratronic, 99.998% (metals basis, excluding other alkaline earth and alkali me

系列性分类

  1. Application Areas 应用领域分类
  2. Drug Discovery 新药研发
  3. Pharmacopoeia 药典
  4. Pharmacopoeia A-Z - Pharmacopoeia
  1. Chemical Synthesis 化学合成
  2. Catalysis and Inorganic Chemistry 催化剂和无机化学
  3. Calcium - Catalysis and Inorganic Chemistry
  1. Chemical Synthesis 化学合成
  2. Catalysis and Inorganic Chemistry 催化剂和无机化学
  3. Calcium - Catalysis and Inorganic Chemistry
  1. Chemical Synthesis 化学合成
  2. Catalysis and Inorganic Chemistry 催化剂和无机化学
  3. Cadmium
  1. Nanomaterials
  2. Calcium

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