IUPAC pH Standard pH 4.005, Hach Lange™
ENVISO S.A.

IUPAC pH Standard pH 4.005, Hach Lange™

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.
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Catalog NumberQuantity
S11M002500 mL
Catalog number S11M002
Price (USD)
-
Quantity:
500 mL
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Specifications
pH4.005
Physical FormLiquid
Quantity500 mL
Traceability to NISTYes
Unit SizeEA
  • 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