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

Ingredients
Boric Acid Potassium Chloride Sodium Hydroxide and Water

Ph Level
11.00 0.02 at 20C

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

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

HS Code
3822.00.90

Solubility
Fully soluble in water

Purity
High purity suitable for laboratory use

Shape
Not applicable for a liquid solution

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

Application

Smell
Odorless

Appearance
Clear colorless solution

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

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

Poisonous
NO

Refractive Rate
Not typically measured for this product

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

Structural Formula
Mixture of solutions; no fixed structural formula

Physical Form
Liquid

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

Grade
Analytical NIST traceable

Shelf Life
Typically 1 year when stored as recommended

Density
1 Gram per cubic centimeter(g/cm3)

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

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.