199011

Buffer solution

(Potassium tetraoxalate) traceable to SRM from NIST and PTB pH 1.68 (25°C) Certipur®

Manufacturer: Supelco

Synonym(S): pH Buffering Solution

Select a Size

Pack Size SKU Availability Price
30 X 30 ML 199011-30-X-30-ML In Stock ₹ 13,570.01

199011 - 30 X 30 ML

₹ 13,570.01

In Stock

Quantity

1

Base Price: ₹ 13,570.01

GST (18%): ₹ 2,442.602

Total Price: ₹ 16,012.612

grade

certified reference material

Quality Level

300

product line

Certipur®

pH

1.7 (25 °C in H2O)

density

1.003 g/cm3 at 20 °C

application(s)

environmentalfood and beveragesgeneral analyticalindustrial qcpharmaceutical

format

mixture

storage temp.

15-25°C

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Description

  • General description: The potassium tetraoxalate certified buffer solution is gravimetrically prepared using high-quality reagents and water at a registered calibration laboratory. Its pH value of 1.68 at 25°C is measured using a combined glass electrode following a 5-point calibration method. The measurement is made following DIN 19268 using reference buffer solutions compliant to DIN 19266, NIST, IUPAC, Ph. Eur, and USP. The buffer′s pH value depends on the temperature and therefore a constant temperature must be maintained during its use.Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
  • Legal Information: CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

SAFETY INFORMATION

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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