BUFFER STANDARD SOLUTION (BORIC ACID - POTASSIUM CHLORIDE - SODIUM HYDROXIDE) pH 11.00 +- 0.02 at 20 deg C traceable to NIST

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BUFFER STANDARD SOLUTION (BORIC ACID - POTASSIUM CHLORIDE - SODIUM HYDROXIDE) pH 11.00 +- 0.02 at 20 deg C traceable to NIST Specification

Grade
Analytical NIST traceable

Smell
Odorless

Molecular Weight
Varies depending on components: Boric Acid (61.83 g/mol) Potassium Chloride (74.55 g/mol) Sodium Hydroxide (40.00 g/mol)

EINECS No
Boric Acid (233-139-2) Potassium Chloride (231-211-8) Sodium Hydroxide (215-185-5)

Refractive Rate
Not typically measured for this product

Physical Form
Liquid

Melting Point
Not defined for the solution individual components: Boric Acid (170.9°C) Potassium Chloride (773°C) Sodium Hydroxide (318°C)

Structural Formula
Mixture of solutions; no fixed structural formula

Molecular Formula
Varies based on buffer components (H3BO3 for Boric Acid KCl for Potassium Chloride NaOH for Sodium Hydroxide)

Density
1 Gram per cubic centimeter(g/cm3)

Application

Ph Level
11.00 ± 0.02 at 20°C

Solubility
Fully soluble in water

Storage
Store in a tightly closed container at room temperature away from direct sunlight and extreme conditions

Purity
High purity suitable for laboratory use

Shelf Life
Typically 1 year when stored as recommended

Properties
Stable aqueous buffer solution traceable to NIST standards with defined pH at 20°C

Ingredients
Boric Acid Potassium Chloride Sodium Hydroxide and Water

Usage
Prepare and use as reference buffer during pH determination; maintain at recommended temperature of 20°C

Poisonous
NO

Shape
Not applicable for a liquid solution

HS Code
3822.00.90

Appearance
Clear colorless solution

CAS No
Mixture; Boric Acid (10043-35-3) Potassium Chloride (7447-40-7) Sodium Hydroxide (1310-73-2)

About BUFFER STANDARD SOLUTION (BORIC ACID - POTASSIUM CHLORIDE - SODIUM HYDROXIDE) pH 11.00 +- 0.02 at 20 deg C traceable to NIST

The Buffer Standard Solution (Boric Acid - Potassium Chloride - Sodium Hydroxide) with a pH of 11.00 0.02 at 20C is a stable aqueous buffer solution suitable for laboratory use. This high-purity liquid solution is odorless, non-poisonous, and stored in a tightly closed container at room temperature. It is primarily used for calibration in pH meters and analytical instruments, serving as a reference buffer during pH determination. The solution is traceable to NIST standards, ensuring accuracy and reliability in various applications. With a shelf life of approximately one year when stored properly, this solution is essential for maintaining precise pH levels in laboratory settings.