What is the lead time for production?

The average lead time is within 15 workdays for both peak season and off-season periods.

What quality assurance measures are in place?

We provide a pre-production sample before mass production and conduct a final inspection before shipment to guarantee quality.

Tryptic Soy Broth (TSB) in Dilution and Inoculation of Test Samples for Sterility Testing and Microbial Limit Testing

Name: Tryptic Soy Broth (TSB) in Dilution and Inoculation of Test Samples for Sterility Testing and Microbial Limit Testing
Brand: Guangdong Huankai Biology Sci.&Tech. Co.,Ltd.
SKU: 2157044285

Guangdong, ChinaGuangdong Huankai Biology Sci.&Tech. Co.,Ltd.

US$12.40-19.00

10 pieces

Product profile

Customization

Available

Color

Yellow

Function

Microbial Testing

Model NO.

024048

Appearance

Powder

Material

Powder

Feature

Light Proof Bottle Design

Customized Support

OEM

Transport Package

Carton

Specification

250g/bottle

Trademark

HKM

Origin

Guangdong, China

HS Code

3821000000

Key features

OEM Customization Support: Offers OEM support with light proof bottle design and customizable material options.

Professional Packaging: 250g/bottle packed in plastic bottles with film, 20 bottles/carton, size 57*33*17cm.

Trusted Manufacturer: Established in 1993 with 20,000 sq.m manufacturing base and GMP compliant labs.

Strict Quality Control: Rigorous inspection and sensory biology verification ensure consistent product quality.

Wide Application Range: Suitable for sterility testing and microbial limit testing of test samples.

Global Market Presence: Products widely applied in China, Southeast Asia, and other international markets.

High-Quality Raw Materials: Stable high-quality main raw materials sourced from Europe with strict QC.

Strong R&D Capacity: Over 30 years experience with 19 R&D engineers and independent IP rights.

Company profile

Patents AwardedR&D CapabilitiesManagement Certification

Guangdong Huankai Biology Sci.&Tech. Co.,Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: Guangzhou Port, Shenzhen Port CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤7.63h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, R&D, ODM, OEM, inventory, and manufacturing coordination capabilities. It reports new products within the past year, an available SDK, quality assurance procedures, complaint and corrective-action procedures, and written inspection and supplier-assessment procedures. Export activity represents 21%–30% of total sales, with access to Guangzhou and Shenzhen ports and lead times within 15 working days in both peak and off-season periods. However, the supplier reports no overseas warehouse, showroom, agents, or branches, and provides overseas services in zero countries. The available information does not establish specific certifications, detailed financial strength, or identifiable customer case records.

Supplier typeThe supplier is a manufacturer and seller of experimental analytical instruments, with additional activities involving food detergents, disinfectants, fermentation-process optimization R&D, technical services, and certain food, packaging, health-food, and beverage activities. It also reports OEM service for well-known brands and valid manufacturing contracts with associated subcontractors, indicating a manufacturing-oriented supplier structure.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective and preventive actions, which supports structured after-sales issue handling. It has participated in ARAB LAB 2024 and offers overseas training, but it has no overseas agents or branches and reports overseas services in zero countries, limiting evidence of broad international service coverage.

R&D capabilityThe supplier reports new products during the past year, ODM capability, an available SDK, and independent innovation and product-technology advantages. These explicit statements support active R&D and technology-development capability.

Production capacityProduction-related evidence includes quality assurance, standardized finished-product inspection, inventory capability, valid contracts with associated subcontractors, 42 qualified suppliers, and lead times within 15 working days in both peak and off-season periods. These records indicate organized production and supply coordination capability, although production capacity volume is not stated.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service, indicating a broad range of product-development and customization options.

Product Q&A

Q:Do subtle color differences between batches affect test results?

No. Slight color variations are normal due to raw material sources and storage. All products undergo rigorous inspection and sensory biology verification to ensure they meet enterprise standards and do not affect test results.

Q:Why does liquid medium on plates clot slowly or have long coagulation time?

This is usually due to incomplete hydration. Distilled water may not have been boiled sufficiently to dissolve the agar. Agar settles at the bottom; if not fully shaken after sterilization, it causes uneven content and difficult setting.

Q:Why do some E. coli colonies not show color on chromogenic medium?

About 4% of E. coli, including O157:H7, lack the beta-glucuronidase enzyme required for color formation. This causes false negatives on chromogenic media, a limitation shared by traditional media as well.

Q:How should gas bags and oxygen indicators be handled during anaerobic culture?

Follow the manufacturer's instructions for gassing agents. Remove the paper bag from plastic packaging without cutting it. Tear the outer packaging of the oxygen indicator to use it.

Q:What payment currencies and types are accepted?

Accepted currencies include USD, EUR, and CNY. Payment types include T/T, MoneyGram, PayPal, Western Union, Cash, and Escrow.

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Tryptic Soy Broth (TSB) in Dilution and Inoculation of Test Samples for Sterility Testing and Microbial Limit Testing