Sodium dihydrogen phosphate 磷酸二氢钠,无水

CAS 7558-80-7 MFCD00003527

化学结构图

7558-80-7
SMILES: O=P([O-])(O)O.[Na+]

化学属性

Mol. FormulaNaH2PO4
Mol. Weight120
SolubilityFreely soluble in water. Insoluble in alcohol
TSCAYes
Density1.40 g/mL at 20 °C
Stability易吸潮
Melting Point60°C
pH:A

别名和识别编码

Chemical NameSodium dihydrogen phosphate
Synonym E 339 Einbasisches Natriumphosphat Monobasic sodium phosphate Mononatriummonophosphat Mononatriumphosphat Monosodium dihydrogen orthophosphate Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate Monosodium hydrogen phosphate Monosodium orthophosphate Natrium-o-phosphat, prim. Natriumdihydrogenphosphat wasserfrei Phosphoric acid, monosodium salt Phosphoric acid, sodium salt (1:1) Saures Mononatriummonophosphat Sodium Sodium dihydrogen phosphate (NaH2PO4) Sodium dihydrogen phosphate anhydrous Sodium dihydrogen phosphate, anhydrous Sodium orthophosphate monobasic Sodium phosphate, NaH2PO4 Sodium phosphide sodium dihydrogenorthophosphate {
MDL NumberMFCD00003527
PubChem Substance ID24899786
CAS Number7558-80-7
EC Number231-449-2
Merck Number14,8660
Beilstein Registry Number3903772
Chemical Name Translation磷酸二氢钠,无水
InChIKeyAJPJDKMHJJGVTQ-UHFFFAOYSA-M
LabNetwork Molecule IDLN02219909
信息真实价格透明    资金保障    专业采购外包团队在线服务   
信息真实价格透明    资金保障    专业采购外包团队在线服务   
品牌质保精细包装    现货库存    一流品牌服务   

分类

  • {SNA} Biological Buffers, Buffers A to Z, Cell Culture, Chemical Synthesis, Companion Products and Reagents, Inorganic Salt
  • {SNA} Alphabetical, BioUltra Buffers, Buffer Solutions, Optimization Reagents, X-Ray Crystallography, 分子生物学, 生化试剂,
  • {SNA} A

产品应用

  • 缓冲剂,软水剂。医药工业用于制兴奋剂和果子盐。用作洗涤剂、酸度缓冲剂和染料的助剂,也用于锅炉水处理、云母片砌合、焙粉制造和电镀等。

相关文献及参考

  • Short: EINECS
  • Short: II/5
  • Short: IV/1b
  • Merck: 14,8660

安全信息

RTECSWA1900000
WGK Germany1
Personal Protective Equipment Eyeshields, Gloves Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Safety Statements
  • 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;
  • S37 Wear suitable gloves 戴适当手套;
  • S39 Wear eye/face protection 戴眼睛/面孔保护装置;
  • 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;
Risk Statements
  • R36 Irritating to eyes 刺激眼睛
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
Storage condition 易吸潮,密封保存。 Hygroscopic
GHS Symbol
Hazard statements
  • H319 Causes serious eye irritation 严重刺激眼睛
Precautionary statements
  • P284 Wear respiratory protection.? 佩戴呼吸保护装置。
  • P305+P351+P338
Signal word Warning

其他信息

  • 微吸湿。加热至225-250℃生成酸性焦磷酸钠,350-400℃形成偏磷酸钠。半数致死量(大鼠,肌肉)250mg/kg。易溶于水,水溶液呈酸性,在湿空气中能结块,几乎不溶于乙醇。加热至100℃时则脱水,在190-210℃时生成焦磷酸钠,在280-300℃分解为偏磷酸钠。水中溶解度:850 g/L (20°C)
  • 无味。微吸湿。加热至225-250℃生成酸性焦磷酸钠,350-400℃形成偏磷酸钠。半数致死量(大鼠,肌肉)250mg/kg。易溶于水,水溶液呈酸性,在湿空气中能结块,几乎不溶于乙醇。加热至100℃时则脱水,在190-210℃时生成焦磷酸钠,在280-300℃分解为偏磷酸钠。水中溶解度:850 g/L (20°C)

系列性分类


相关产品推荐