ON-SPECIFICATION
PRODUCT GUARANTEE
Your Confidence is Our Commitment
Every product supplied by CMID is guaranteed to conform to its stated specification. If laboratory testing proves the delivered product does not meet the agreed specification, CMID will provide a 100% money-back guarantee, subject to our guarantee terms.
Verified
Available
Inspection
Back Guarantee*

ON-SPECIFICATION
PRODUCT GUARANTEE
GUARANTEE*


CERTIFICATE OF ANALYSIS
Why CMID Makes This Promise
Many companies claim to sell quality chemicals. At CMID, we believe quality should be measurable, verifiable, and fully accountable.
That is why we implement a strict quality-control system for every shipment and stand behind it with our On-Specification Product Guarantee.
Quality First
We never compromise on the quality of the products we supply.
Transparency
COA and documentation are available for every applicable shipment.
Accountability
We take responsibility for the products we deliver.
Customer Confidence
Your success is our success. We are here for the long term.
How Our Quality System Works
1 Qualified Supplier
We work only with reliable and approved suppliers.
2 Incoming Inspection
Every incoming product is checked before it enters our warehouse.
3 Product Verification
Samples are tested where applicable to ensure they meet the specified standard.
4 COA Documentation
COA is issued for each applicable product batch.
5 Delivery
Products are delivered safely and on time to our customers.
6 Customer Support
Our team is ready to assist after delivery.
Understanding Your COA
A Certificate of Analysis (COA) shows the test results of your product and confirms whether it meets the required specification.
- 1Product Name
- 2Batch Number
- 3Test Result
- 4Specification
- 5Approval / Signature

CERTIFICATE OF ANALYSIS
- 1 · Product Name
- Sample Product
- 2 · Batch Number
- ILLUSTRATION ONLY
| 3 · Parameter | Test Result | 4 · Specification |
|---|---|---|
| Appearance | Sample | Illustration |
| Purity | — | — |
| Conclusion | Not an operational certificate | |
What Our Guarantee Covers
- Product matches stated specification
- COA available where applicable
- Quality inspection and verification
- Product traceability
- Technical support and consultation
100% Money-Back Guarantee*
If independent testing confirms that a supplied product does not meet the agreed specification, CMID will work with the customer to verify the result and, where the guarantee applies, provide a 100% money-back guarantee in accordance with our guarantee terms.
Frequently Asked Questions
Review the relevant COA and product specification. If additional verification is required, contact CMID before testing so the sampling and testing method can be agreed.
A COA is a document showing the tested parameters and results for a product or batch, where applicable.
Contact CMID promptly and provide the invoice, product details, batch information, supporting photographs, remaining sample, and relevant independent test result. The claim will be reviewed under the applicable guarantee terms.
The applicable claim period must follow CMID’s official guarantee terms.
Coverage applies according to the stated product specification, supporting documentation, sale terms, and CMID’s official guarantee terms.
Transportation damage, leakage, incorrect storage, contamination after delivery, misuse, or handling outside the stated recommendations may be handled separately and may not qualify as an off-specification claim.
*Terms and conditions apply. Please contact our team for complete information.

Confidence in Every Delivery
High-quality products. Verified. Guaranteed.
Our team is ready to support your business with quality products you can trust.
Contact CMID Now