Acid Violet 19 CAS 3244-88-0 C. I. 42685 Fuchsin Acid Rubin S

• Customization: Available
• CAS No.: 3244-88-0
• Formula: C20h17n3na2o9s3
• Model NO.: SUREST-125
• EINECS: 221-816-5
• Classification: Organic Analytical Reagents
• Grade: AR
• Specific Usage: For Synthesis
• Content: Standard
• Usage: Laboratory Reagents, Analytical Reagents, Diagnostic Reagents, Teaching Reagents
• Source: Dry Powder
• Habit Appellation: Special Reagent
• Application: Industry, Scientific Research, Health, Environmental Protection, Agriculture
• Property: Organic Reagent
• Shelf Life: 2 Years
• Stock: Available
• Molecular Weight: 585.54
• Color: Brownish-Red
• Water Solubility: 14.3 G/100 Ml
• Transport Package: 25kg /Drum
• Specification: 98%min
• Trademark: Surest
• Origin: China
• HS Code: 3204120000
• Production Capacity: 1000 Tons Yearly

Product Description

Product Description

 

 

Name	Acid Violet 19
Synonyms	C.I. 42685; Fuchsin Acid; Rubin S; 2-Amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-3-methylbenzenesulfonic acid disodium salt
Molecular Structure
Molecular Formula	C20H17N3Na2O9S3
Molecular Weight	585.54
CAS Registry Number	3244-88-0
EINECS	221-816-5

Properties

Water solubility	14.3 g/100 mL

Chemical Property/Description:

 

Dark green crystal powder,Acid Violet 19 is an acidic dye, red in powder form, soluble in water, slightly soluble in alcohol.


 

Main Uses:

 

It is used for dyeing wool, silk fabrics and polyamide fabrics, as well as for coloring leather, paper, soap, wood, medicine and cosmetics.

 As a good cell staining agent, Acid Violet 19 is widely used in animal preparation, and in plant preparation,Acid Violet 19 is used to stain the skin, pulp and other parenchyma cells and cellulose walls.
For biological coloring.
Acid Violet 19 is used in pathology for Masson staining and V.G staining.
In addition, acidic fuchsin is immersed in acidic water before dyeing, which can enhance its dyeing power. It should be noted that Acid Violet 19 is easy to act with alkali, so excessive staining is easy to fade in tap water.

 

Detailed Photos

FAQ

 

FAQ
Question 1: Can I get samples?
Answer: Yes,you can get free samples of our most products,
while the courier cost will be borne by the buyers.

Question 2: What's your MOQ?
Answer: For a express delivery order,the MOQ is usually 100 g~1 kg;
for an air transport order or sea delivery order ,the MOQ is usually 25 kgs.

Question 3: What's your delivery time?
Answer:
Orders shipped by express delivery,the delivery time is usually 5~7 working days;
Orders shipped by air transport,usually around 7~10 working days;
Orders shipped by sea , usually around 2~3 working weeks.

Question 4: What are the different payment methods?
Answer: We usually accept T/T, L/C and Western Union.

Question 5: How do you treat quality complaint?
We take quality very seriously, it is one of the founding principles of our business.
 If the quality problem actually exists, we will replace with qualified goods or refund the money.