What certifications does the product have?

The product is ISO certified and complies with ISO 3819 / DIN 12331 standards.

What after-sales service is provided?

We provide 24-hour after-sales service support for all customers.

Can this flask be used for vacuum applications?

Yes, it is designed for atmospheric and vacuum applications, featuring a heavy wall design for vacuum support.

High Borosilicate Glass Jacketed Reaction Flask for Lab Use

Name: High Borosilicate Glass Jacketed Reaction Flask for Lab Use
Brand: MSD (Tianjin) Glass Supply Co., Ltd.
SKU: 2151827752

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

US$0.60

4,000 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24hours

Warranty

12 Months Against Manufacturing Defects; 100% Comp

Model NO.

flask

Disposable

Non-Disposable

Certification

ISO

Capacity

25ml,50ml,100ml,150ml,250ml,500ml,1000ml

Type

Single-Port Double-Layer Jacketed Reaction Flask

Material

High Borosilicate Glass 3.3

Product Name

Single-Port Double-Layer Jacketed Reaction Flask

Jacket Type: Full Length Cooling/Heating

Full Length Cooling/Heating Jacket

Joint Size

Standard Ground 24/29 (Customizable)

Hose Connection

10mm or 12mm Glass Serrated Nipples

Wall Thickness

Heavy Wall Design for Vacuum Support

Color

High Transparency Clear Glass

Application

Precise Temperature-Controlled Chemical Reactions

Transport Package

Seaworthy Safety Packing

Specification

Single Unit Pack

Trademark

MSD

Origin

China

HS Code

7017900000

Production Capacity

720000PCS/Year

Key features

Premium G3.3 Glass Material: Crafted from high borosilicate glass 3.3 for superior thermal shock resistance and chemical durability.

Dual-Layer Temp Control: Full-length jacket design enables precise constant-temperature reactions via hot oil or cooling liquids.

Hand-Blown Precision: Master glassblowers ensure uniform wall thickness and structural integrity through rigorous hand-blowing.

Vacuum-Tight Seals: Multi-stage grinding of 24/29 standard joints guarantees a frosted finish for leak-proof performance.

Thermal Stress Elimination: Computer-controlled annealing for over 12 hours prevents spontaneous cracking during extreme shifts.

High Visibility Design: Crystal-clear transparency allows effortless real-time monitoring of color changes and reaction states.

Customizable Joints: Standard Ground 24/29 joints are customizable to meet specific experimental requirements.

100% Quality Inspection: Every unit undergoes pressure tests and visual inspections to ensure zero-defect delivery.

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: ≤2.03h

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.