CERTIFICATE OF ANALYSIS
Certificate of Analysis
ZEEL PRODUCT
Brand: ZEELCHEM® • Specialty Chemical Manufacturer
ISO 9001:2015 | ISO 14001:2015 Certified Quality Management System
A-23, Reva Duplex, Ankhol, Waghodia Road, Vadodara, Gujarat, India. • Email: [email protected]
CERTIFICATE OF ANALYSIS
OFFICIAL QUALITY CONTROL LABORATORY TEST REPORT • B2B AUDIT READY
Product Name:Silicone Defoamer Emulsion
Trade Name / Code:ZEELCHEM® DF
CAS Registry No.:63148-62-9
Grade:Industrial Water Treatment Grade
Batch / Lot Number:ZC-2026-0850
Date of Manufacture:August 2026
Expiry Date:August 2027
Inspection Standard:ISO 9001:2015 QC Spec
| S.No. | Test Parameter | Standard Specification | Observed Result | Testing Method | Status |
|---|---|---|---|---|---|
| 1 | Appearance | Milky white emulsion | Passes | Visual | ✓ PASS |
| 2 | Active Content (%) | 20.0% / 30.0% | 20.2% | Gravimetric | ✓ PASS |
| 3 | pH Value | 6.0 - 8.0 | 7.1 | pH Meter | ✓ PASS |
| 4 | Density (g/cm³ @ 20°C) | 1.00 - 1.02 | 1.01 | Hydrometer | ✓ PASS |
| 5 | Foam Knockdown | Instant Surface De-aeration | Passes | Shake Test | ✓ PASS |
✓ Official Quality Release & Compliance Certification:
This Certificate of Analysis verifies that the sampled batch of Silicone Defoamer Emulsion (ZEELCHEM® DF) has been thoroughly tested by ZEEL PRODUCT Quality Control Division. All analytical parameters comply 100% with prescribed standard specifications. THE MATERIAL IS APPROVED AND RELEASED FOR DISPATCH.
This Certificate of Analysis verifies that the sampled batch of Silicone Defoamer Emulsion (ZEELCHEM® DF) has been thoroughly tested by ZEEL PRODUCT Quality Control Division. All analytical parameters comply 100% with prescribed standard specifications. THE MATERIAL IS APPROVED AND RELEASED FOR DISPATCH.
QC Chemist
Tested & Analyzed By
Quality Control Lab Division
QA Manager
Authorized Signatory
Quality Assurance Manager • ISO 9001:2015