Quality control steps in OEM/ODM production of laundry detergent

In the context of the fiercely competitive cosmetics market, quality control in the production of OEM/ODM laundry detergent is a vital factor that determines the reputation and sustainable development of the brand. Especially for businesses choosing the OEM/ODM model, building a strict quality control process not only helps ensure that the product meets standards but also builds solid trust with customers and partners. The following article will analyze in detail the steps of quality control in the production of OEM/ODM laundry detergent, helping businesses proactively build an effective, professional and quality control system.

1. Establish input quality standards for OEM/ODM laundry detergent

The first step in controlling the quality of OEM/ODM laundry detergent production is to establish a clear and specific set of input quality standards. Enterprises need to determine the technical specifications for raw materials, additives, packaging and related components.

• Ingredients: Ensure clear origin, safety certification (ISO, GMP, …), do not contain impurities or prohibited chemicals.
• Additives: Check composition, stability and compatibility with detergent formulation.
• Packaging: Meets hygiene standards, does not react with the product, and provides good protection during transportation and storage.

Strict control of input is the foundation to ensure finished product quality and minimize risks in the next stages.

2. Testing and developing OEM/ODM detergent formulas

In the production of OEM/ODM laundry detergent, the formula development and testing process plays an important role in creating differentiated products that meet market needs.

• Lab testing: Evaluates cleaning ability, stability, pH, fabric protection, fragrance, and skin safety.
• Field testing: Tested on various fabrics and water conditions to ensure consistent performance.
• Safety Assessment: Check for skin irritation and allergies, especially for products intended for children or sensitive skin.

Only when the formula meets all technical and safety criteria does it move to the large-scale pilot production stage.

3. Control the production process of OEM/ODM laundry detergent

The OEM/ODM detergent production process needs to be strictly controlled at each stage to ensure consistent product quality.

• Mixing control: Ensures accurate ingredient ratios, consistent mixing process, eliminating the risk of cross-contamination or recipe deviation.
• Temperature and time control: Strictly follow technical parameters in each stage to preserve active ingredients and fragrance.
• Equipment hygiene monitoring: Periodically clean and maintain machinery and equipment to avoid contamination and ensure food hygiene and safety.

The application of automation technology and production management software will help improve control efficiency and minimize errors during operation.

4. Check the quality of semi-finished and finished detergent products

After completing the production process, semi-finished and finished samples of OEM/ODM detergent need to be thoroughly inspected before packaging and shipping.

• Physical testing: Evaluate color, viscosity, foaming ability, aroma, solubility.
• Chemical testing: pH measurement, active ingredient testing, chemical residue determination, microbiological testing.
• Performance Test: Real-world wash testing on a variety of fabrics, evaluating cleaning power, color protection and fabric softness.

Only batches that meet quality standards are allowed to be packaged, labeled and released to the market.

5. Quality control of packaging and labeling

Packaging not only protects the product but is also an important factor in building the brand image of OEM/ODM laundry detergent.

• Check packaging: Make sure it is not torn, punctured, deformed, printed clearly and according to specifications.
• Check the label: Information on the label must be complete, accurate, and comply with legal regulations on product labeling (ingredients, instructions for use, warnings, date of manufacture, expiry date, etc.).
• Seal check: Ensure the product does not leak or get damaged during transportation and storage.

6. Check storage and transportation

OEM/ODM laundry detergent products need to be stored in suitable temperature and humidity conditions to maintain quality.

• Warehouse check: Ensure clean, cool, avoid direct sunlight and strange chemicals.
• Shipping Check: Pack securely, mark clearly to avoid impact and leakage during delivery.

7. After-sales quality monitoring and product recall

Quality control does not stop at the factory but also extends to after the product reaches the consumer.

• Collect customer feedback: Record opinions and reviews on quality and effectiveness to improve products.
• Complaint and recall handling: Proactively handle product defects, promptly recall if errors are detected, ensuring customer rights and brand reputation.

8. Application of international technology and standards in quality control of OEM/ODM laundry detergent

To improve quality control efficiency, detergent OEM/ODM businesses are increasingly applying modern technologies such as traceability, software-based production data management, and automated quality control.

• Applying ISO, GMP, HACCP standards: Ensuring production processes and quality control meet international standards, increasing competitiveness in domestic and international markets.
• Personnel training: Raising awareness and quality control skills for staff and workers.

Quality control in the production of OEM/ODM laundry detergent is a continuous process, requiring systematic investment, professionalism and commitment from the entire business system. Strictly implementing quality control steps not only helps OEM/ODM laundry detergent products meet standards but also builds a strong brand and solid reputation in the market. That is the foundation for sustainable development and long-term success of businesses in the modern cosmetic industry.

To learn more about our manufacturing processes and quality commitments, follow and contact THT Vietnam for advice and support!