Here is a VWR BDH5022-4L reference standard solution with a pH of 4. This is new in sealed box as shown, but please note that it has an expiration date of April 7th, 2022 so it is recently expired.

LOCATION: PB-0504

4/22 ND

5/26 RL

Item Condition: New Shipping

Primary Shipping:

Free USPS Ground Advantage ( Additional information Weight 2.27 kg Dimensions 14.00 × 9.00 × 9.00 cm Brand VWR Country of Origin United Kingdom MPN BDH5022-4L Volume/Quantity 4 LITERS Type pH Buffer Solution Unit of Measure L Container Type Bottle Solution Type Reference Standard Solution pH Value 4.00 Chemical Name pH 4.00 Buffer Solution Condition New Related products GoogolTech 4-Axis Motion Control Module GT2-400-ACC2-VER2.4 w/ CPU and Comm. – Used Sale! $999.99 Original price was: $999.99.$849.99Current price is: $849.99. Add to cart ITT Advantage .75-F-X19-36-A209 Spring-to-Close 90PSI Actuator – Used Sale! $119.99 Original price was: $119.99.$101.99Current price is: $101.99. Add to cart Repair Kit for GVS Workhorse GVS3600 Vacuum Sealer – New Sale! $99.99 Original price was: $99.99.$84.99Current price is: $84.99. Add to cart You're viewing: VWR Reference pH 4.00 Reference Standard Solution BDH5022-4L – New $59.32 Original price was: $59.32.$50.42Current price is: $50.42. Add to cart