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Certificate of Analysis
Product Name: Tetrahydromethyl-1,3-isobenzofurandione Catalogue Number: GR-3033842
Batch Size: 200KG Lot Number: 20230105
CAS Number: 11070-44-3 Production Date:
Molecular Formula: C9H10O3 Report Date: 2023-01-05
Molecular Weight: 166.17 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance Colorless to light yellow liquid Conforms
Color(Pt-Co) ≤200 Conforms
Crystallization point ≤-15°C Conforms
Acid Value(mg KOH/g) 660~685 Conforms
Anhydride ≥40.5% Conforms
viscosity(mPs.s at 25°C) ≤40 Conforms
Relative density at 20 °C 1.205~1.215 Conforms
Free acid ≤0.5% Conforms
Volatile Matter ≤2.0% Conforms
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