Reasons for choosing our testing services
ZHONGXI Testing has obtained inspection qualification certifications from multiple countries and regions worldwide. We possess a senior testing team and advanced testing methods, providing independent, impartial, and professional third-party verification services for global carbon projects.
Internationally recognized authority
Certified by multiple international standards such as CNAS, VCS, and GS, with reports universally applicable worldwide.
Global service capability
Covering 140+ countries and regions, it supports on-site detection and remote verification in multiple languages.
Professional experimental methods
Adopt standard experimental methods to ensure accurate and reliable data.
Before sending samples for cat food safety evaluation testing, most engineers ask one question: does this lab cover my material? The answer is typically yes. As a CNAS/CMA-accredited third-party testing and inspection laboratory, our capabilities align with the diverse requirements of cat food manufacturers and distributors worldwide. We specialize in evaluating the safety, quality, and nutritional integrity of cat food products, ensuring compliance with global standards such as FDA, EFSA, ASTM, ISO, and EN. Our focus is on demonstrating testing capability, not operational procedures, providing engineers and quality managers with reliable data for decision-making.
Testing Scope
Our cat food safety evaluation testing services encompass a wide range of products, materials, and application scenarios. Applicable products include dry and wet cat food, semi-moist cat food, and raw materials such as meat, fish, and plant-based ingredients. We test materials across various grades, from standard commercial formulations to premium or organic options. Application scenarios vary from initial product development to routine quality control checks and regulatory compliance audits. Commonly referenced standards include ASTM F963 (Safety Standards for Toy Safety), ISO 6488 (Raw animal feeding stuffs - Microbiological methods - Enumeration of Escherichia coli), EN 1064 (Pet food - Microbiological limits), and GB/T 5009 (Chinese Food Safety Standards). These standards ensure our testing methodology is rigorous and internationally recognized.
Testing Items and Parameters
Our cat food safety evaluation testing includes multiple parameters to assess product safety and quality. Key test items include microbial contamination, chemical residues, heavy metals, allergens, and nutritional content. Typical parameters for microbial testing include total aerobic bacteria count, Coliforms, E. coli, Salmonella, and Staphylococcus aureus. Chemical residue testing covers pesticides, veterinary drugs, and aflatoxins. Heavy metal analysis includes lead, arsenic, mercury, and cadmium. Allergen detection focuses on substances such as Salmonella, chicken, beef, and dairy. Below is a table summarizing typical parameters and graded limit requirements for microbial testing:
| Test Item | Typical Parameters | Graded Limit (mg/kg or CFU/g) |
|---|---|---|
| Total Aerobic Count | CFU/g | < 1×10^6 |
| Coliforms | MPN/100g | < 100 |
| E. coli | MPN/100g | < 10 |
| Salmonella | Not detected in 25g | ND |
| Staphylococcus aureus | CFU/g | < 100 |
Chemical and heavy metal limits adhere to international guidelines, with variations based on product type and jurisdiction. All results are reported with graded limits to facilitate compliance evaluation.
Data and Variation Analysis
Our cat food safety evaluation testing includes rigorous data and variation analysis to ensure consistency and reliability. Parallel-sample testing is conducted to assess intra-laboratory variation, with relative deviation calculated between duplicate samples. Typical acceptance windows for microbial testing are within ±30% for bacterial counts and ±50% for fungal counts. Batch-to-batch variation is evaluated by analyzing samples from different production runs, with statistical analysis using ANOVA and control charts to identify trends. For chemical testing, acceptance windows are set based on method precision, typically within ±20% for most parameters. All variation data is reported alongside test results, providing clients with transparency into sample consistency and process stability. This analysis supports continuous improvement in manufacturing processes and regulatory compliance.
Clients are welcome to share drawings, material grades or purchase specifications so that the testing plan can be matched precisely. For further discussion or to submit samples, please contact our technical support team.