Alizarin Red S CAS 130-22-3 C. I. 58005 Mordant Red 3

• Customization: Available
• CAS No.: 130-22-3
• Formula: C14h7nao7s
• Model NO.: SUREST-86
• EINECS: 204-981-8
• Appearance: Powder
• Classification: S
• Certification: CCIC
• Purity: ≥99%
• Type: Sodium Hydrosulfide
• Grade Standard: Industrial Grade
• Shelf Life: 2 Years
• Stock: Available
• Molecular Weight: 342.25
• Water Solubility: Soluble in Water
• Transport Package: 25kg/Drum
• Specification: 98%min
• Trademark: Surest
• Origin: China
• HS Code: 3204120000
• Production Capacity: 1000 Tons Yearly

Product Description

Product Description

 

 

Name	Alizarin Red S
Synonyms	C.I. 58005; 9,10-Dihydro-3,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid sodium salt; Mordant Red 3; Sodium alizarinesulfonate
Molecular Structure
Molecular Formula	C14H7NaO7S
Molecular Weight	342.25
CAS Registry Number	130-22-3
EINECS	204-981-8

Chemical Property/Description:

 

Orange-yellow or yellow-brown powder, soluble in water, slightly soluble in ethanol, insoluble in benzene. The pH of 1% aqueous solution is 2.15, and its aqueous solution is light yellowish brown, yellow after adding hydroc acid, and blue purple after adding  hydroxide.


 

Main Uses:

 

(1) Determination of fluoride. Acid-base indicator. Alizarin red can form stable red complexions with many metal ions, and is often used as a metal indicator in analysis. Spectrophotometric determination of metal ion color development agent; Often used as a metal indicator in analysis; Spectrophotometric determination of metal ion color development agent; Acid-base indicator, the first color range PH 3.7 (yellow) ~ 5.2 (purple), the second color range PH 10.1 (purple) ~ 12.0 (light yellow); Used for polarographic determination of metal ions.

(2) Used as an acid-base indicator, ph 3.7 (yellow) ~ 5.2 (purple). Used as a chromogenic agent for spectrophotometric determination of fluoride, aluminum, beryllium, germanium, indium and cobalt. It is also used as an indicator for the determination of rhenium, thorium, scandium and other metals.


 

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.