Are the test tubes resistant to chemicals?

Yes, they are highly resistant to acids, alkalis, and most organic solvents.

What colors are available?

Available colors include clear, black, amber, frosted, white, blue, and custom colors.

Do you support small trial orders?

Yes, we have flexible MOQs and support small trial orders as well as mass bulk orders.

High-Quality Round Bottom Glass Test Tubes for Laboratory Heating

Name: High-Quality Round Bottom Glass Test Tubes for Laboratory Heating
Brand: MSD (Tianjin) Glass Supply Co., Ltd.
SKU: 1991160461

Tianjin, ChinaMSD (Tianjin) Glass Supply Co., Ltd.

US$0.30

1,000 Pieces

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24h Online Service, Reply Within 72 Hours. Free Te

Warranty

2years

Model NO.

Glass test tube

Disposable

Non-Disposable

Certification

ISO

Material

Glass

Capacity

5-100ml

Type

Ordinary Test Tube

Matching Part

Glass or Wooden Stopper Optional for Sealed Type

Graduation

Permanent Etched Scale for Graduated Version

Bottom Design

Round Bottom for Even Heating Performance

Heat & Sterilization

Heat-Resistant, Autoclavable at 121℃

Chemical Resistance

Corrosion Resistant for Acids, Alkalis & Culture

Application Scenario

Heating Reaction, Microbial Culture, Chemistry

Customization Service

OEM/ODM Custom Size/Style/Logo Supported

Transport Package

Cartons/Pallets

Specification

Single Unit Pack

Trademark

MSD /Customized

Origin

China

HS Code

7010909000

Production Capacity

720000PCS/Year

Key features

Premium Borosilicate Glass: Made of 3.3 borosilicate glass with high temperature resistance and low thermal expansion.

Dual Bottom Design Options: Available in round bottom for uniform heating or flat bottom for stable standing.

Full Customization Support: OEM/ODM services for size, logo, color, and surface treatment including silk-screen printing.

Excellent Chemical Stability: Resistant to acids, alkalis, and organic solvents without contaminating samples.

High Light Transmittance: Clear transparent body allows easy observation of sample reactions and liquid changes.

Short Lead Time: Flexible production schedule ensures fast delivery and on-time shipment.

2-Year Warranty Coverage: Comprehensive warranty protection for all mechanical and material defects.

Smooth Rim Safety: Polished mouth edge prevents hand scratches during operation and handling.

Company profile

Fast DeliveryQuality AssuranceStandardized quality controlProduct Certification

MSD (Tianjin) Glass Supply Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2026-01-01Nearest Port: tianjinAverage Response Time: ≤2.17h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, ODM capability, recent new-product activity, inventory capacity, and OEM service for well-known brands. Finished-product inspection instructions are reportedly implemented uniformly, and quality assurance is stated. However, the supplier lacks overseas agents, branches, warehouses, showrooms, offline trade-show participation, and documented complaint or corrective-action procedures. Manufacturing capacity is also supported by no valid contract with related subcontractors. Financial information is reported only as zero values, which does not establish financial credibility. Certification details are insufficiently specific, and customer-case evidence is limited to OEM service for well-known brands, with no Fortune 500 cooperation reported.

Supplier typeThe supplier provides OEM and ODM services, supports customization from samples and designs through full or minor customization, maintains inventory capacity, and exports partly through agents. It has no overseas branches, agents, warehouses, or showrooms, indicating a primarily domestic or centrally managed export-oriented supplier rather than an internationally established service network.

After-Sales capabilityThe supplier lacks overseas agents or branches, overseas warehouses, and overseas showrooms, and offers services in zero listed countries. It also has no written procedures or records for complaint handling or corrective and preventive actions, providing explicit weaknesses in formal after-sales infrastructure.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has one R&D engineer. It does not have an available SDK, but the evidence still explicitly supports active product development and design capability.

Production capacityThe supplier has inventory capacity, uses written instructions that are uniformly followed for finished-product inspection, and states that quality assurance exists. However, there is no valid contract governing manufacturing capacity between the factory and related subcontractors, which is an explicit production-management deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, directly supporting broad customization capability.

Client casesThe supplier reports OEM service for well-known brands, which is direct evidence of at least one notable customer-service type. However, it reports no cooperation with Fortune 500 companies, and no customer names, case details, or broader reference portfolio are provided.