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SX0603

Supelco

Sodium Hydroxide Flakes

Technical

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Synonym(s):
Sodium hydroxide, Caustic Soda,Soda Lye, Caustic Soda, ‘Caustic soda’
Linear Formula:
NaOH
CAS Number:
Molecular Weight:
40.00
MDL number:
EC Index Number:
215-185-5

vapor density

>1 (vs air)

Quality Level

vapor pressure

<18 mmHg ( 20 °C)
3 mmHg ( 37 °C)

Assay

≥95% NaOH basis

form

flakes

impurities

≤2.0% Sodium carbonate

color

off-white

pH

>14 (20 °C, 100 g/L in H2O)

mp

318 °C (lit.)

solubility

1090 g/L

density

2.13 g/cm3 at 20 °C

shipped in

ambient

storage temp.

room temp

SMILES string

[OH-].[Na+]

InChI

1S/Na.H2O/h;1H2/q+1;/p-1

InChI key

HEMHJVSKTPXQMS-UHFFFAOYSA-M

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Sodium Hydroxide Flakes Technical

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SX0603

Sodium Hydroxide Flakes

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Sodium hydroxide reagent grade, 97%, powder

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vapor pressure

<18 mmHg ( 20 °C), 3 mmHg ( 37 °C)

vapor pressure

<18 mmHg ( 20 °C), 3 mmHg ( 37 °C)

vapor pressure

<18 mmHg ( 20 °C), 3 mmHg ( 37 °C)

vapor pressure

<18 mmHg ( 20 °C), 3 mmHg ( 37 °C)

assay

≥95% NaOH basis

assay

97%

assay

99.99% trace metals basis

assay

≥98.0% (T)

form

flakes

form

powder

form

powder or crystals

form

pellets

impurities

≤2.0% Sodium carbonate

impurities

-

impurities

≤150.0 ppm Trace Metal Analysis

impurities

insoluble matter, passes filter test, ≤0.0003% total nitrogen (N), ≤0.0005% silicon dioxide (SiO2), ≤1.0% sodium carbonate (Na2CO3)

pH

>14 (20 °C, 100 g/L in H2O)

pH

-

pH

-

pH

-

Application

Technical

Analysis Note

Assay (NaOH): 95% min
Color: Off-white
Sodium carbonate: 2.0% max

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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25G
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