Customization: | Available |
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CAS No.: | 97130-83-1 |
Formula: | C16h18cln3s |
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Name | Basic Blue 9 |
Synonyms | 3,7-Bis(dimethylamino)phenazathionium chloride; Methylene Blue; Ehrlich's reagent III |
Molecular Structure | |
Molecular Formula | C16H18ClN3S |
Molecular Weight | 319.85 |
CAS Registry Number | 61-73-4 (97130-83-1) |
Density | 1.00 |
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Water solubility | 40 g/L (20 ºC) |
Reddish brown powder, blue in water, slightly soluble in ethanol. The dye is yellowish-green in concentrated sulfuric acid and turns blue when diluted. The aqueous solution is purple and dark purple precipitates are formed.
Used for dyeing hemp, silk fabrics, paper and coloring bamboo and wood. It can also be used for the manufacture of ink and color lake and the dyeing of biological and bacterial tissues. It can be mixed with basic violac5bn and yellow dextrin in a ratio of 78:13:9 to form basic magenta blue.
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.