missing translation for 'onlineSavingsMsg'
Learn More
  1. Home
  2. Products
  3. Buffers and Standards
  4. Electrochemistry Buffers
  5. 11933353

Buffer Solution, pH 4.005, Chem-Lab

Product Code. 11933353
Change view
Click to view available options
Quantity:
500 mL
Unit Size:
500mL
1 product options available for selection
Product selection table with 1 available options. Use arrow keys to navigate and Enter or Space to select.
Product Code. Quantity unitSize
11933353 500 mL 500mL
Use arrow keys to navigate between rows. Press Enter or Space to select a product option. 1 options available.
1 options
This item is not returnable. View return policy
Product Code. 11933353 Supplier Chem-Lab Supplier No. CL07.0204.0500
 Restricted Item
In Stock
Add to basket
Add to basket
This item is not returnable. View return policy

Description

Designed for pH measurement and maintenance. Buffer Solution, pH 4.005, Chem-Lab is a solution of 10.13g potassium hydrogen phthalate per 1L water, with a pH level of 4.005 ±0.01 at 25°C. NIST traceable solution is manufactured according to Eur. Ph. 4(2.2.3) standards.

pH Levels ± 0.01:
  • 0°C—pH 4.005
  • 5°C—pH 4.003
  • 10°C—pH 4.001
  • 15°C—pH 4.002
  • 20°C—pH 4.003
  • 25°C—pH 4.005
  • 30°C—pH 4.010
  • 35°C—pH 4.020
  • 37°C—pH 4.025
  • 40°C—pH 4.033
  • 45°C—pH 4.047
  • 50°C—pH 4.061

Specifications

Chemical Name or Material Potassium hydrogen phthalate
CAS 877-24-7, 7732-18-5
Melting Point 0°C
Boiling Point 100°C
For Use With (Application) Laboratory use
pH 4.005 ±0.01
Physical Form Liquid
Quantity 500 mL
Solution Type Buffer
Formulation 10.13g C8H5KO4 per 1L H2O
Molecular Formula C8H5KO4
Odor Odorless
Traceability to NIST Yes (SRM - 185g)
Solubility Information Soluble in water
Formula Weight 201.23
Show More Show Less
Product Title
Select an issue

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.