Sodium Hydroxide Flakes

Certificate #: TYP-SODIUMHYDROX
Lot Number: TYPICAL SAMPLE
Test Date: 2026-07-17
Category: Bases & Salts (E)
CAS Number: 1310-73-2
Formula: HNaO
Computed Assay: 97.50%(100 − Σ impurities)

Download PDF

Sample COA. Lot-specific COAs ship with each order.

2D chemical structure of Sodium Hydroxide Flakes — Structure · PubChem

Last reviewed 2026-05-20.

COA · Answer summary

Typical certificate of analysis for Sodium Hydroxide Flakes. Lot-specific results ship with every order.

Assay (computed): 97.50%

Specifications

Parameter	Specification	Typical Result	Test Method
Assay (Titration)	96.5 – 97.5 %	97.5 %	Titration
Carbonate	≤ 0.1 %	0 %	Titration
Chloride	≤ 100 ppm	17 ppm	Ion chromatography
Iron	≤ 3 ppm	1 ppm	ICP
Sulfate	≤ 40 ppm	16 ppm	Ion chromatography

Generated 2026-07-17. Published by Alliance Chemical from first-party canonical product data. Our authority is hands-on chemical handling, DOT/GHS-compliant shipping, and government-registered distribution — not bench chemistry. Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.