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  5. 501998091

IUPAC pH Standard pH 4.005, Hach Lange™

Catalog No. 501998091
Encompass
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Quantity:
500 mL

Description

With an accuracy of 10.012 ± 0.010 and a pH of 4.005, this pH standard buffer is traceable to IUPAC pH scale and NIST.

  • Traceable to IUPAC pH scale and NIST
  • Each bottle (500 mL) is supplied with a COFRAC Verification Certificate and Certificate of Conformity and Traceability drawn up according to ISO31
  • The competence and integrity of a laboratory internationally recognized to be accredited for the measurement of pH and conductivity reference material
  • Shelf life of 48 months from production date
TRUSTED_SUSTAINABILITY

Specifications

pH 4.005
Physical Form Liquid
Quantity 500 mL
Traceability to NIST Yes
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