CAS 68988-92-1 Wright Stain Certified by The Biological Stain Commission

• Customization: Available
• CAS No.: 68988-92-1
• Formula: C36h27br4n3o5s+2
• Model NO.: YB101
• EINECS: 273-541-5
• Appearance: Powder
• Type: Pharmaceutical Intermediates
• Quality: Refined
• Colour: Dark Green
• Samples: Available
• Purity: 99%
• Certificates: ISO9001/SGS
• Package: 1kg/5kg/10kg/25kg
• Stocks: in Stock
• Lead Time: 5-7 Working Days
• Shelf Life: 2-3 Years
• Site Audit: Available
• Transport: Air/Express/Sea
• MOQ: 10g
• Transport Package: Drum/Bottle/Bags
• Specification: Dye content 60%
• Trademark: Yunbang OEM
• Origin: China

Product Description

CAS 68988-92-1 Wright stain certified by the Biological Stain Commission

Company Informations

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.

The company adheres to the corporate tenet of "We do not produce medicines, but help pharmaceutical companies make good medicines".

We can provide customers with customized processing, research and development services;
We can develop high-end Pharmaceutical and chemical products with high technical difficulties,high barriers and unique production processes;
We can provide 100 grams Grade, kilograms, and hundred kilograms of raw material pharmaceutical intermediates and other products.
We can perform -100°C to 300°C reaction.

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.

 

Product Description

General description

Wright Stain, a modified Romanowsky stain, is intended for differential staining of the cellular elements of blood. It comprises polychrome methylene blue and eosin B. Upon staining blood films with Wright Stain, the white blood cell nucleus and cytoplasm display characteristic blue or pink hues.

Application

• Wright Stain is intended for use in staining peripheral blood smears and bone marrow smears.
• It has been used to study the cytogenetics of human hematopoietic cells.
• It has also been employed in the karyotyping of human embryonic stem cells.
• It is also used for G-banding and helps in the analysis of poorly spread metaphases.

Reported to be superior to May-Grunwald Stain in blood staining.

Features and Benefits

• The purified dyes in Wright Stain eliminate inconsistent staining and yield reproducible lot-to-lot chromogenic responses.
• Reported to be superior to May-Grunwald Stain in blood staining.
• Certified by the Biological Stain Commission.

 

FAQ

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.
 

Our Advantages

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.

Product analysis

 

 

 

Product Name:	Wright's stain
Synonyms:	WRIGHT'S STAIN FOR MICROSCOPY;WrightStain,highpurity;Wright Stain, high purity biological stain, pure;Wright's Staine;Wrights Stain Certified;Wright's Stain [for Microscopy and Bacteriology];Polychrome methylene blue, eosinate;Wright's blood staining
CAS:	68988-92-1
MF:	C36H27Br4N3O5S+2
MW:	933.29768
EINECS:	273-541-5
Product Categories:
Mol File:	68988-92-1.mol

Melting point	-98°C
Boiling point	65°C
density	0.8
vapor density	3.17 (vs air)
vapor pressure	97.68 mm of Hg (@ 20°C)
refractive index	1.52-1.522
Fp	11°C
storage temp.	Sealed in dry,Room Temperature
form	Solid
color	Dark green
Odor	Dark blue
explosive limit	6-36.50%
Water Solubility	Easily soluble in cold water
EPA Substance Registry System	Stains, biological, Wright's (68988-92-1)

Hazard Codes	Xn,T,F,Xi
Risk Statements	22-41-52/53-23/25-11-36/37/38
Safety Statements	26-39-61-24/25-7-2-16-37/39
WGK Germany	3
Autoignition Temperature	393°C
TSCA	Yes
PackingGroup	II
HS Code	32041900

 

Chemical Properties	blue with red shades to dark purple solution
Uses	Wright Stain (cas# 68988-92-1) is a compound useful in organic synthesis.
Definition	Wright's stain is a complex compound from eosin and an oxidized and partly demethylated methylene blue. Identification or analysis is unknown.

 

Detailed Photos