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2-Mercaptobenzothiazole (MBT)

Benzothiazole accelerator for industrial rubber-compound development.

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ZXCHEM China supplier illustration of 2-Mercaptobenzothiazole (MBT), yellow to grayish-white powder or granules
PRODUCT IDENTIFICATION

2-Mercaptobenzothiazole (MBT) at a Glance

ZXCHEM is a 2-mercaptobenzothiazole (MBT) supplier and exporter in China, CAS 149-30-4. It is a benzothiazole accelerator for industrial rubber-compound development. It is supplied as yellow to grayish-white powder or granules; available grade: High, first and standard.

CAS No.149-30-4
SynonymsBenzothiazole-2-thiol
Assay / GradeHigh, first and standard grades
EC / EINECS205-736-8
HS Code293420 (indicative)
Dangerous Goods ClassClass 9 · UN 3077 · PG III
AppearanceYellow to grayish-white powder or granules
MF (component)C7H5NS2
MW (component)167.25 g/mol

Request a free sample for testing.

Standard lead time is approximately 14 days from order confirmation.

TECHNICAL DATA

2-Mercaptobenzothiazole (MBT) Specifications

ParameterSpecification
Appearance
Yellow to grayish-white powder or granules
High grade: melting point
≥173 °C
High grade: loss on drying
≤0.30 %
High grade: 150 µm sieve residue
0 %
First grade: melting point
≥171 °C
First grade: loss on drying
≤0.40 %
First grade: 150 µm sieve residue
≤0.10 %
Standard grade: melting point
≥170 °C
Standard grade: loss on drying
≤0.50 %
Standard grade: 150 µm sieve residue
≤0.10 %
All grades: ash
≤0.30 %

Specifications apply to the stated grade. HS codes are indicative; final customs classification follows the shipment and destination requirements. Safety and transport entries refer to the matched reference material described in the SDS.

Commercial Information

OriginChina
MOQ500 kg
Packing25 kg lined woven or kraft-paper bags, or bulk bags; confirm authorized dangerous-goods format.
Lead timeApproximately 14 days from order confirmation
SamplesContact us for free samples

Product Series

High grade

Melting point ≥173°C; loss on drying ≤0.30%; sieve residue 0%.

First grade

Melting point ≥171°C; loss on drying ≤0.40%; sieve residue ≤0.10%.

Standard grade

Melting point ≥170°C; loss on drying ≤0.50%; sieve residue ≤0.10%.

Storage & Shipping

Storage Conditions

Keep tightly closed in a cool, dry, ventilated place. Protect against moisture and contamination; keep away from incompatible materials. Keep away from ignition sources and strong oxidizers.

Shelf life

Two years in unopened original packaging under the stated storage conditions.

Packaging

25 kg lined woven or kraft-paper bags, or bulk bags; confirm authorized dangerous-goods format.

Handling & Protection

Review the grade SDS before transfer, sampling or processing. Use suitable ventilation, protective equipment and compatible handling equipment.

What Is 2-Mercaptobenzothiazole (MBT)?

2-Mercaptobenzothiazole is used as an accelerator in rubber vulcanization systems. Three supplied grades differ in minimum melting point, loss on drying and sieve residue; the ash limit is common. Compare cure behavior, dispersion and the complete accelerator package through compound trials. The substance is a skin sensitizer and environmentally hazardous, so avoid contact and contain dust or spills.

The High, first and standard grades grade is supplied as yellow to grayish-white powder or granules. The specification table, TDS and SDS on this page cover the main purchasing parameters. For a quotation, send the application, quantity and destination.

FORMULATION

2-Mercaptobenzothiazole (MBT) Applications

Rubber vulcanization

Compare cure response in the intended sulfur-vulcanization and accelerator system.

Rubber-compound development

Assess dispersion, scorch behavior and finished-compound properties in controlled trials.

Grade selection

Select the required melting-point and sieve-residue profile for the intended processing route. Establish suitability, addition level and operating conditions through trials in the complete formulation.

WHY ZXCHEM

Why Source 2-Mercaptobenzothiazole (MBT) from ZXCHEM

Combined chemical orders

Source several chemical raw materials through one ZXCHEM contact. We coordinate product selection, quotations and suitable consolidated shipments so you can plan the order with one team.

Dedicated R&D Laboratory

Discuss specifications, sample results and application questions with our technical team. Our dedicated R&D laboratory supports product testing and helps clarify material selection.

Experienced Chemical Logistics

ZXCHEM has more than 30 years of experience in dangerous-goods transportation. We coordinate suitable shipments through logistics companies in which we hold equity interests in Qingdao, Shanghai, Guangzhou and Tianjin.

Dedicated Purchasing Support

Your account manager follows the order from quotation and contract signing through shipment and after-sales support. One contact coordinates technical documents, commercial details and delivery updates.

BUYER FAQ

2-Mercaptobenzothiazole (MBT) FAQ

What grade of 2-Mercaptobenzothiazole (MBT) is listed?

The listed grade is High, first and standard grades, supplied as yellow to grayish-white powder or granules. The grade comparison and TDS distinguish the separate limits; specify the required grade on your inquiry.

Can I request an evaluation sample of 2-Mercaptobenzothiazole (MBT)?

Yes. Send the application, target grade and test quantity, and we confirm the sample and technical documents. Read the SDS before handling or laboratory evaluation.

How is 2-Mercaptobenzothiazole (MBT) packed and stored?

25 kg lined woven or kraft-paper bags, or bulk bags; confirm authorized dangerous-goods format. Keep tightly closed in a cool, dry, ventilated place. Protect against moisture and contamination; keep away from incompatible materials. Keep away from ignition sources and strong oxidizers. Confirm the packing selected for the quotation and destination before placing the order.

Which documents are available for 2-Mercaptobenzothiazole (MBT)?

Download the TDS for the listed technical grade and the reference SDS for safety and transport information. Each order comes with a batch COA; include any market or end-use requirements in your inquiry.

Request a Quote for 2-Mercaptobenzothiazole (MBT)

Tell us the required grade, quantity, destination port and documents. We reply within one business day.

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