Industrial chemicals · Taylor, TXCertificate of Analysis

Sample Certificate of Analysis

Ammonium Hydroxide 10% Technical Grade

Certificate #: TYP-AMMONIUMHYDR
Lot Number: TYPICAL SAMPLE
Test Date: 2026-06-02
Category: Bases & Salts (E)
CAS Number: 1336-21-6
Formula: H5NO
Computed Assay: 11.00%(100 − Σ impurities)

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

Specifications

Parameter	Specification	Typical Result	Test Method
Assay (Titration)	9.5 – 10.5 %	11 %	Titration
Arsenic (As)	≤ 0.0034 ppm	0 ppm	ICP-MS
Calcium (Ca)	≤ 1 ppm	0.3 ppm	ICP-MS
Carbonate	≤ 5 ppm	3 ppm	Titration
Chloride	≤ 0.1724 ppm	0 ppm	Ion chromatography
Copper (Cu)	≤ 0.1724 ppm	0.07 ppm	ICP-MS
Heavy Metals (as Pb)	≤ 0.1724 ppm	0.02 ppm	ICP-MS (as Pb)
Iron	≤ 5 ppm	2 ppm	ICP
Lead (Pb)	≤ 0.1724 ppm	0.07 ppm	ICP-MS
Manganese (Mn)	≤ 0.1724 ppm	0.07 ppm	ICP-MS
Residue on Evaporation	≤ 7 ppm	2 ppm	Evaporation
Sodium (Na)	≤ 1.7241 ppm	0.69 ppm	ICP-MS
Sulfate	≤ 0.6897 ppm	0 ppm	Ion chromatography

Generated 2026-06-02. Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.