Banner

Preparation of Buffer Solution with Disodium Hydrogen Phosphate

Disodium hydrogen phosphate (Na2HPO4) can be used as a buffer solution alone or mixed with other solutions as a buffer solution widely used in various analytical tests.

Preparation of Buffer Solution with Disodium Hydrogen Phosphate

1. Na2HPO4 - NaH2PO4 Buffer Solution (0.2 mol/L)

Preparation of Buffer Solution with Disodium Hydrogen Phosphate

Note: Na2HPO4·2H2O relative molecular weight = 178.05, 0.2 mol/L solution is 35.61 g/L.

Na2HPO4·12H2O relative molecular mass = 358.14, 0.2 mol/L solution is 71.64 g/L.

NaH2PO4·2H2O relative molecular weight = 156.03, 0.2 mol/L solution is 31.21 g/L.

2. Na2HPO4 - KH2PO4 Buffer Solution (1/15 mol/L)

Preparation of Buffer Solution with Disodium Hydrogen Phosphate

Note: Na2HPO4·2H2O relative molecular mass = 178.05, 1/15 mol/L solution contains 11.876 g/L.

KH2PO4 relative molecular mass = 136.09, 1/15 mol/L solution contains 9.078 g/L.

3. Na2HPO4 - Citric Acid Buffer Solution

Preparation of Buffer Solution with Disodium Hydrogen Phosphate

Note: Na2HPO4·2H2O relative molecular mass = 178.05, 0.2 mol/L solution is 35.61 g/L.

Na2HPO4 relative molecular weight = 141.98, 0.2 mol/L solution is 28.40 g/L.

Citric acid relative molecular mas = 210.14, 0.1 mol/L solution is 21.01 g/L.

Related Products

Alfa Chemistry

For product inquiries, please use our online system or send an email to .

Alfa Chemistry
Inquiry Basket
qrcode
Download
Verification code
* I hereby give my consent that I may receive marketing e-mails with information on existing and new services from this company. I know that I can opt-out from receiving such e-mails at any time or by using the link which will be provided in each marketing e-mail.