BUFFER STANDARD SOLUTION pH 4.0 at 20 deg C traceable to NIST

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BUFFER STANDARD SOLUTION pH 4.0 at 20 deg C traceable to NIST Specification

Purity
High traceable to NIST standards

Shape
Liquid

Grade
Analytical grade

Smell
Odorless

Molecular Weight
Variable (depends on composition)

CAS No
Not applicable (mixture not assigned a single CAS no.)

Density
1 Gram per cubic centimeter(g/cm3)

Application
Used as a calibration standard for pH meters

Solubility
Completely soluble in water

Physical Form
Liquid solution

Storage
Store at room temperature or as recommended on the label

Appearance
Clear colorless liquid

Ingredients
Deionized water potassium dihydrogen phosphate sodium hydroxide

Molecular Formula
H2O + KH2PO4 + NaOH

Shelf Life
Typically 1 year or as specified by the manufacturer

EINECS No
Not applicable (mixture not assigned a single Einecs no.)

HS Code
38220000

Poisonous
NO

Ph Level
4.0

Properties
pH-stabilized solution traceable to NIST

Usage
Laboratory testing pH calibration

About BUFFER STANDARD SOLUTION pH 4.0 at 20 deg C traceable to NIST

Buffer Standard Solution pH 4.0 at 20C is a high-quality liquid solution designed for calibrating pH meters in laboratory testing environments. This analytical-grade solution is pH-stabilized and traceable to NIST standards, ensuring accuracy and reliability in pH measurements. Composed of deionized water, potassium dihydrogen phosphate, and sodium hydroxide, it is completely soluble in water and has a pH level of 4.0. Odorless and clear in appearance, this solution has a shelf life of typically one year when stored at room temperature. With a density of 1 g/cm3, it is non-poisonous and suitable for various applications requiring precise pH calibration.