Nitric Acid 20%

20%

Certificate #: TYP-NITRICACID20
Lot Number: TYPICAL SAMPLE
Test Date: 2026-07-17
Category: Aqueous Acids (C)
CAS Number: 7697-37-2
Formula: HNO3
Computed Assay: 20.00%(100 − Σ impurities)

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

2D chemical structure of Nitric Acid 20% — Structure · PubChem

Last reviewed 2026-05-20.

COA · Answer summary

Typical certificate of analysis for Nitric Acid 20%. Lot-specific results ship with every order.

Assay (computed): 20.00%

Specifications

Parameter	Specification	Typical Result	Test Method
Assay (Titration)	19.5 – 20.5 %	20 %	Titration
Chloride (Cl)	≤ 2.9 ppm	0.87 ppm	ICP
Color (APHA/Hazen)	≤ 70 APHA	15 APHA	Spectrophotometry
Iron (Fe)	≤ 3 ppm	1 ppm	ICP-MS
Residue/Non-volatile	≤ 0.01 %	0 %	Residue on Ignition
Specific Gravity @20°C	1.047 – 1.051 g/mL	1.115 g/mL	Hydrometer @ 25°C

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.