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Certificate of Analysis
Product Name: 5-(2-Hydroxyethyl)-4-methylthiazole Catalogue Number: RR-1136
Batch Size: 1000KG Lot Number: 20220103
CAS Number: 137-00-8 Production Date:
Molecular Formula: C6H9NOS Report Date: 2022-01-03
Molecular Weight: 143.21 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance Colorless to light yellow liquid or crystals Conforms
Purity ≥99.0% 99.65%
Freezing point ≥5°C ≥14°C
Specific gravity 1.19 ~ 1.204 1.198
Refractive index 1.540 ~ 1.556 1.5491
As ≤5 ppm Conforms
Pb ≤10 ppm Conforms
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Date: Date: Date:
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