Succimer paramete

CAS No.: 304-55-2
MF: C4H6O4S2
Place of Origin: Shandong, China
Purity: 99%
Model Number: C-CAS 304-55-2
Appearance: Colorless liquid
Packing: 25kg/drum
Certification: ISO9001
Sample: Available
Brand: Look Chemical
Apperance: Colorless liquid
Other Names: Succimer
EINECS No.: 206-155-2
Type: Pharmaceutical Intermediates
Brand Name: Look Chemical
Application: Intermediates
Assay: 99%
Shelf life: 2years
Lead time: 2days
MOQ: 1kg
Solubility: Soluble


Item Specification  Results
Description White or off white crystalline powder Conform
Identification NaHCO3→PbAc2 Conforms
Infrared Absorption
Melting Point 190~ 194℃ 192 ~ 194℃
Heavy Metal 10ppm Max Conform
PH 2.5 to 3.0 2.6
Loss on drying 0.5% Max 0.31%
Residue on Ignition 1000ppm Max 0.06%
Assay 98.5% Max 99.15%
Conclusion: Up to Standard for BP93


1.The product is an intermediate of the antidotic drug dimercapto succinate.

2.Used as heavy metal antidote, health care medicine

3.A selective masking agent for cadmium, used for EDTA titration of zinc

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.


H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H335 (83.33%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

H361 (83.33%): Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]




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.


Packing can be conducted according to customers' requirements.

Delivery detail

   [Delivery] 5 working days after payment.

Succimer picture

Packaging and shipping

Honor Certificate

Professional team