Send Message
Home ProductsBiological Buffers

Chromotrope 2R CAS 4197-07-3

China Hunan Yunbang Biotech Inc. certification
China Hunan Yunbang Biotech Inc. certification
I'm Online Chat Now

Chromotrope 2R CAS 4197-07-3

Chromotrope 2R CAS 4197-07-3
Chromotrope 2R CAS 4197-07-3 Chromotrope 2R CAS 4197-07-3

Large Image :  Chromotrope 2R CAS 4197-07-3

Product Details:
Place of Origin: China
Brand Name: YunbangPharm
Certification: ISO9001
Model Number: YB139
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: 1kg/Bottle, 5-25kg/Drum
Delivery Time: 5-8 working days
Payment Terms: L/C, D/A, D/P, T/T, Western Union
Supply Ability: 10Ton/Month

Chromotrope 2R CAS 4197-07-3

Product Name: Chromotrope 2R Cas No: 4197-07-3
Molecular Formula: C16H10N2Na2O8S2 EINECS NO: 224-085-0
Form: Crystalline Powder Clour: Reddish-brown
Molecular Weight: Reddish-brown Mdl NO: MFCD00003955
High Light:

Chromotrope 2R CAS 4197-07-3


Biological Buffers CAS 4197-07-3


Chromotrope 2R Crystalline Powder

Chromotrope 2R CAS 4197-07-3

Hunan Yunbang Pharmaceutical Co., Ltd. (Yunbangpharm) located in Changsha High-tech Industrial Park, Hunan. It is a high-tech enterprise specializing in the research and development, production and sales of Pharmaceutical raw materials, Pharmaceutical intermediates(API) and Fine chemicals. Based in China, Yunbangpharm has been providing suitable solutions for many domestic,foreign pharmaceutical companies and traders. Excellent quality, good reputation and authentic price have won the praise of the majority of customers.
R&D strength is the company's core competitiveness.Yunbangpharm has maintains a good cooperation relationship with many Universities and Research institutes locally, which can quickly transform R&D results into industrial production.
Our goal : To achieve the integrated upgrade of Pharmaceutical intermediates, raw materials and high-end chemical products, adhere to "serving pharmaceutical companies, creating our brands" to provide customers with high-quality and low-cost pharmaceutical and chemical products, realizing Win-win cooperation and common development.

1:Can I get some samples before bulk order?
A: Most products provide free samples, but the shipping cost be paid by customers.
2: What's your MOQ?
A: We can have a discussion.
3: Which kind of payment terms do you accept?
A: PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union,D/P, ETC.
4.How to place an order?
A: You can contact me through Trademanager, WhatsApp, Email and other contact methods, tell me the product and quantity you need, and then we will give you a quote.
5:How about your delivery time?
A: Generally, it will take 3 to 5 days after receiving your advance payment.
6:How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.



1. 90days quality guarantee for exchange.

2. For each batch order extracts, we will attach a factory Inspection Report with the goods delivery , including the BatchNo/ Date/ Test index ects; also will keep the archived extracts to ensure received by customers are the same each time.

3. Our team of experienced professionals are available online 24 hours a day to answer any questions and provide guidance on product usage and maintenance.



Chromotrope 2R has been used in the Gomori trichrome staining in osteochondral tissues. It has also been used for the staining of eosinophils in lung sections.

Biochem/physiol Actions

Chromotrope 2R is used for the staining of microsporidia in body fluids and stool samples. It is used in modified Gomori′s trichrome staining. Chromotrope 2R has high affinity for phospholipids and is used for the staining of mitochondrial and endoplasmic reticulum membrane in histological samples.

Product Name: CHROMOTROPE 2R
Synonyms: CHROMOTRORE;Chromotrope 2R, pure;2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(phenylazo)-, disodium salt;2-(Phenylazo)chromotropic acid disodium salt, Acid Red29;C.I.Mordant Blue 80;Chromotrope N-2R;Chromotrop 2 R, C.I. 16570, for complexometry;Acid phloxin GR
CAS: 4197-07-3
MF: C16H10N2Na2O8S2
MW: 468.37
EINECS: 224-085-0
Mol File: 4197-07-3.mol


Chromotrope 2R CAS 4197-07-3 1

Chromotrope 2R CAS 4197-07-3 2
Chromotrope 2R CAS 4197-07-3 3
Chromotrope 2R CAS 4197-07-3 4
Chromotrope 2R CAS 4197-07-3 5



Contact Details
Hunan Yunbang Biotech Inc.

Contact Person: Maggie Ma

Tel: +0086 188 7414 9531

Send your inquiry directly to us (0 / 3000)