H5WVD9LZUD 7758-16-9 Diphosphoric acid, disodium salt Disodium dihydrogen pyrophosphate Disodium pyrophosphate SAPP Disodium dihydrogenpyrophosphate Pyrophosphoric acid, disodium salt Diphosphoric acid, sodium salt (1:2) Dinatriumpyrophosphat [German] Disodium acid pyrophosphate Disodium dihydrogen diphosphate Disodium diphosphate EINECS 231-835-0 HSDB 377 Sodium pyrophosphate (Na2H2P2O7) Dinatriumpyrophosphat UNII-H5WVD9LZUD EC 231-835-0 Sodium acid pyrophosphate CAS 7758-16-9

Purity 97%+In StockPharmaceutical Standards
CAS No.7758-16-9
Molecular FormulaH2O7P2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

H5WVD9LZUD 7758-16-9 Diphosphoric acid, disodium salt Disodium dihydrogen pyrophosphate Disodium pyrophosphate SAPP Disodium dihydrogenpyrophosphate Pyrophosphoric acid, disodium salt Diphosphoric acid, sodium salt (1:2) Dinatriumpyrophosphat [German] Disodium acid pyrophosphate Disodium dihydrogen diphosphate Disodium diphosphate EINECS 231-835-0 HSDB 377 Sodium pyrophosphate (Na2H2P2O7) Dinatriumpyrophosphat UNII-H5WVD9LZUD EC 231-835-0 Sodium acid pyrophosphate CAS 7758-16-9 chemical structure

Description

CATO manufactures H5WVD9LZUD 7758-16-9 Diphosphoric acid, disodium salt Disodium dihydrogen pyrophosphate Disodium pyrophosphate SAPP Disodium dihydrogenpyrophosphate Pyrophosphoric acid, disodium salt Diphosphoric acid, sodium salt (1:2) Dinatriumpyrophosphat [German] Disodium acid pyrophosphate Disodium dihydrogen diphosphate Disodium diphosphate EINECS 231-835-0 HSDB 377 Sodium pyrophosphate (Na2H2P2O7) Dinatriumpyrophosphat UNII-H5WVD9LZUD EC 231-835-0 Sodium acid pyrophosphate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

CATO supplies H5WVD9LZUD 7758-16-9 Diphosphoric acid, disodium salt Disodium dihydrogen pyrophosphate Disodium pyrophosphate SAPP Disodium dihydrogenpyrophosphate Pyrophosphoric acid, disodium salt Diphosphoric acid, sodium salt (1:2) Dinatriumpyrophosphat [German] Disodium acid pyrophosphate Disodium dihydrogen diphosphate Disodium diphosphate EINECS 231-835-0 HSDB 377 Sodium pyrophosphate (Na2H2P2O7) Dinatriumpyrophosphat UNII-H5WVD9LZUD EC 231-835-0 Sodium acid pyrophosphate (CAS 7758-16-9), a certified reference material (molecular formula H2O7P2Na, MW 198.95 g/mol) for analytical method development and quality control.

Based on its molecular formula H2O7P2Na, H5WVD9LZUD 7758-16-9 Diphosphoric acid, disodium salt Disodium dihydrogen pyrophosphate Disodium pyrophosphate SAPP Disodium dihydrogenpyrophosphate Pyrophosphoric acid, disodium salt Diphosphoric acid, sodium salt (1:2) Dinatriumpyrophosphat [German] Disodium acid pyrophosphate Disodium dihydrogen diphosphate Disodium diphosphate EINECS 231-835-0 HSDB 377 Sodium pyrophosphate (Na2H2P2O7) Dinatriumpyrophosphat UNII-H5WVD9LZUD EC 231-835-0 Sodium acid pyrophosphate contains a phosphate ester group; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 198.95 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

Physical & Chemical Properties

Molecular FormulaH2O7P2 2*Na
Molecular Weight198.95 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Freely soluble in water
StabilityHygroscopic; reseal immediately after opening
CAS Registry Year (est.)1959

Recommended Standards

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