IUPAC Certified pH Buffer Standards, Hach

: Hach

IUPAC Certified pH Buffer Standards, Hach

: Hach

Buffers traceable to IUPAC/NIST pH scale.

Guaranteed shelf-life thanks to premium packaging
Colourless pH buffer solution

Each standard is delivered in an airtight package ensuring safe storage. The nominal value of the pH standard is guaranteed until first opening. Certified value is guaranteed for two years from the date of issue of the certificate.

Restricted Products: To process your orders without delay, please provide the required business documentation to purchase this product.

To order chemicals, medical devices, or other restricted products please provide ID that includes your business name & shipping address via email [email protected] or fax 484.881.5997 referencing your VWR account number. Acceptable forms of ID are:

• State issued document with your organization's Federal Tax ID Number
• State issued document with your organization's Resale Tax ID Number
• City or County issued Business License
• State Department of Health Services License
• Any other ID issued by the State that includes the business name & address

* ATTN: California Customers may require additional documentation as part of the CA Health & Safety Code. Products that fall under this regulation will be placed on a mandatory 21-day hold after documentation is received. Avantor will not lift restrictions for residential shipping addresses.