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Disodium 1-Naphthyl Phosphate Hydrate [Substrate for Phosphatase]
(CAS RN:207569-06-0 Product Number:P0263)


Disodium 1-Naphthyl Phosphate
Synonym 1-Naphthylphosphoric Acid Disodium Salt Hydrate
Synonym Phosphoric Acid 1-Naphthyl Ester Disodium Salt Hydrate

General Information

Product Number P0263

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Purity/Analysis Method
Storage Temperature <0°C
M.F. / M.W. C10H7Na2O4P·xH2O=268.12(as Anhydrous)
CAS RN 207569-06-0
Related CAS RN 2183-17-7
MDL Number MFCD00041007
Packaging and Container
  • Product Details
  • Safety & Regulations


Appearance White to Light yellow to Light red powder to crystal
Purity(Nonaqueous Titration) 97.0 to 103.0 %(calcd.on anh.substance)
Water max. 10.0 %
Alkaline Phosphatase detection test to pass test


Reaxys-RN 10491004
PubChem SID 87574502


Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :If on skin: Wash with plenty of soap and water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.


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