Industrial chemicals · Taylor, TX
Certificate of Analysis

Sample Certificate of Analysis

Isobutyl Alcohol 99%

99%

Certificate #
TYP-ISOBUTYLALCO
Lot Number
TYPICAL SAMPLE
Test Date
Category
Alcohols & Glycols (B)
CAS Number
78-83-1
Formula
C4H10O
Computed Assay
99.00%(100 − Σ impurities)
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Sample COA. Lot-specific COAs ship with each order.

2D chemical structure of Isobutyl Alcohol 99%
Structure · PubChem
Last reviewed 2026-05-20.

COA · Answer summary

Typical certificate of analysis for Isobutyl Alcohol 99%. Lot-specific results ship with every order.

Assay (computed)
99.00%

Specifications

ParameterSpecificationTypical ResultTest Method
Assay (GC)99 – 99.5 %99 %GC
Acidity (as acetic)≤ 50 ppm10 ppmTitration
Aldehydes (as acetaldehyde)≤ 50 ppm0.01 ppmSpectrophotometry
Appearance/OdorVisual Inspection
Color (APHA)≤ 10 APHA5 APHAAPHA
Specific Gravity @20°C0.785 – 0.787 g/mL0.786 g/mLHydrometer @ 25°C
Water (Karl Fischer)≤ 0.1 %0.01 %Karl Fischer

Generated . 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.