Zinc benzenesulfinate dihydrate

Clopidogrel Bisulfate


Zinc benzenesulfinate dihydrate paramete

CAS No.: 24308-84-7
MF: C12H14O6S2Zn
Place of Origin: Shandong, China
Purity: 99.0%min
Model Number: M01-CAS 24308-84-7
Appearance: white powder
Molecular weight:: 383.74600
Melting point:: 217-221℃
Flash point:: 159.1℃
Other Names: Benzenesulfinic acid zinc salt dihydrate
EINECS No.: 246-148-1
Type: pharmaceutical intermediates
Brand Name: look chemical
Sample: Availiable
Molecular formula:: C12H14O6S2Zn
Exact mass:: 381.95200
Boiling point:: 339.4℃ at 760mmHg
Steam pressure:: 3.58E-05mmHg at 25 ° C


Item Criteria
Battery Grade First Grade Second Grade
Content(Calculate in ZnCl2)% ≥ 98.0 98.0 96.0
Chloride oxidation(Calculate in ZnO)% 1.8~2.2 2.0 2.2
Sulfate(SO4)% ≤ 0.01 0.01 0.0.05
Barium(Ba)% ≤ 0.1 0.1 0.2
Ferrum (Fe)% ≤ 0.0005 0.001 0.002
Plumbum(Pb)% ≤ 0.0005 0.001 0.002
Insolubles(Hcl) % ≤ 0.01 0.01 0.01
Zinc plate cauterization experiment Qualified Qualified Qualified


Plastics, rubber, auxiliary; Used in lubricant pack material, fire retardant, AC foaming agent and activator, can obviously improve the properties of product. This product is nonpoisonous, it is not a hazardous article.

Product service

1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:  What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: How to confirm the Product Quality before placing orders?
A :  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.


Store in cool place.

Keep container tightly closed in a dry and well-ventilated place.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.


1kg or 5kgs/Aluminium bag


25 tons/20ft

Packing as your request, with photos before delivery.

Our professional forwarder could confirm goods arrives you without custom problems.

Delivery detail

   Having stock and can ship it out within 3 days when getting the payment.

Zinc benzenesulfinate dihydrate picture

Packaging and shipping

Honor Certificate

Professional team