Scapex Exports Pvt. Ltd.
830, 8th Floor, Sun Gravitas, Times of India Road,
Shyamal, Ahmedabad 380015, Gujarat, India
+91 9925522674 · info@scapexexports.com
CIN U46909GJ2025PTC164345
Shyamal, Ahmedabad 380015, Gujarat, India
+91 9925522674 · info@scapexexports.com
CIN U46909GJ2025PTC164345
Certificate of AnalysisStandard product specification
Ethyl 4-hydroxybenzoate
CAS 120-47-8 · C9H10O3 · 99% min
Structural formula1. Product identity
| Product name | Ethyl 4-hydroxybenzoate |
|---|---|
| C.A.S. number | 120-47-8 |
| Molecular formula | C9H10O3 |
| Molecular weight | 166.18 g/mol |
| Grade / standard | 99% min |
| Description | White crystalline powder |
| Product group | Preservatives |
| Category | Personal Care & Cosmetic Ingredients |
| Country of origin | India |
| Packing | Bags, drums, carboys, IBC or ISO tank as applicable — customer-specified packing available |
| Storage | Cool, dry, well-ventilated place in tightly closed original packing |
2. Analytical specification
| S. No. | Test parameter | Specification | Typical result | Method |
|---|---|---|---|---|
| 1 | Description | White crystalline powder | Complies | Visual |
| 2 | Identification | Conforms to the structure of the substance | Complies | FTIR / Chemical test |
| 3 | Solubility | As per specification | Complies | Visual / Monograph |
| 4 | Assay | Not less than 99.0 % w/w | 99.48 | Titrimetry / Instrumental |
| 5 | Loss on Drying | Not more than 1.0 % w/w | 0.45 | Gravimetry |
| 6 | Residue on Ignition | Not more than 0.2 % w/w | 0.076 | Gravimetry |
| 7 | Lead (Pb) | Not more than 10 ppm | Less than 2 ppm | ICP-MS |
| 8 | Arsenic (As) | Not more than 3 ppm | Less than 0.5 ppm | ICP-MS |
| 9 | Heavy Metals (as Pb) | Not more than 10 ppm | Less than 5 ppm | ICP-OES |
| 10 | Total Aerobic Microbial Count | Not more than 1000 cfu/g | 45 cfu/g | IP / USP <61> |
| 11 | Total Yeast & Mould Count | Not more than 100 cfu/g | 2 cfu/g | IP / USP <61> |
| 12 | Escherichia coli | Absent in 1 g | Absent | IP / USP <62> |
| 13 | Salmonella species | Absent in 10 g | Absent | IP / USP <62> |
3. Declaration
This document sets out the standard specification for Ethyl 4-hydroxybenzoate and applies to all consignments of this product and grade supplied by Scapex Exports Pvt. Ltd. It is not a lot-specific release document; a lot-specific certificate carrying the analysis of the material actually shipped is issued with, and travels with, each consignment. Scapex Exports supplies against customer-specified assay limits and pharmacopoeial standards — send your specification sheet and we confirm compliance in writing before the order is accepted.
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