BUFFER STANDARD SOLUTION (CITRIC ACID SODIUM HYDROXIDE) pH 5.00 +- 0.02 at 20 C traceable to NIST

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BUFFER STANDARD SOLUTION (CITRIC ACID SODIUM HYDROXIDE) pH 5.00 +- 0.02 at 20 C traceable to NIST Specification

Molecular Formula
C6H8O7 (citric acid) & NaOH (sodium hydroxide)

Ingredients
Deionized water citric acid sodium hydroxide

CAS No
77-92-9 (citric acid) 1310-73-2 (sodium hydroxide)

Solubility
Highly soluble in water

Poisonous
NO

HS Code
3822.00.90

Smell
Odorless

Appearance
Clear colorless liquid

Ph Level
5.00 0.02 at 20C

Physical Form
Liquid

Properties
Stable under recommended conditions; ensures accurate pH calibration

Molecular Weight
192.124 g/mol (citric acid) 40.00 g/mol (sodium hydroxide)

Density
1.00 Gram per cubic centimeter(g/cm3)

Structural Formula
Citric acid: C6H8O7 Sodium hydroxide: NaOH

Shelf Life
1 year in a sealed container

Grade
Analytical grade

Storage
Store in a cool dry place away from direct sunlight. Keep the container tightly closed.

Usage
For laboratory use only. Used as a buffer standard solution.

Purity
Prepared with high-purity reagents

Application
Calibration of pH meters and analytical instruments

EINECS No
201-069-1 (citric acid) 215-185-5 (sodium hydroxide)

Melting Point
153 C (citric acid) 318 C (sodium hydroxide)

About BUFFER STANDARD SOLUTION (CITRIC ACID SODIUM HYDROXIDE) pH 5.00 +- 0.02 at 20 C traceable to NIST

The BUFFER STANDARD SOLUTION (CITRIC ACID SODIUM HYDROXIDE) pH 5.00 0.02 at 20C is a high-quality, analytical grade liquid solution used for the calibration of pH meters and analytical instruments in laboratory settings. This solution, traceable to NIST, is odorless and appears as a clear colorless liquid. With a stability guarantee under recommended conditions, it ensures precise pH calibration results. It has a shelf life of 1 year when stored in a sealed container in a cool, dry place away from direct sunlight. The solution is prepared with high-purity reagents, making it suitable for use by distributors, exporters, importers, manufacturers, retailers, suppliers, traders, and wholesalers.