CAS 1305-78-8 MFCD00010911-Calcium oxide 氧化钙 -LabNovo

Calcium oxide 氧化钙

CAS 1305-78-8 MFCD00010911

化学结构图

SMILES: O=[Ca]

化学属性

Mol. Formula	CaO
Mol. Weight	56.08
Boiling Point	2850 °C(lit.)
Density	3.3 g/mL at 25 °C(lit.)
Refractive index	1.838
Melting Point	2572°C
TSCA	Yes
Solubility	Soluble in water with generation of heat, and forming Ca(OH)2, in acids, glycerol. Insoluble in alcohol
Flash Point	2850°C
Stability	易吸潮
Appearance	powder

别名和识别编码

Chemical Name	Calcium 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 {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
MDL Number	MFCD00010911
CAS Number	1305-78-8
PubChem Substance ID	14778
EC Number	215-138-9
Merck Number	14,1686
Chemical Name Translation	氧化钙
Wiswesser Line Notation	CA O
LabNetwork Molecule ID	LN00194435
InChI	InChI=1S/Ca.O
Canonical SMILES	[Ca]=O

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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。

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

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