Riboflavin, ACS, Vitamin B2 – CAS 83-88-5

Price f.o.b. for gr.25
 132.00

CAS Number: 83-88-5 Category:

Additional information

Weight 25 g
product name

Riboflavin, ACS, Vitamin B2

synonyms

Vitamin B2,
(−)-Riboflavin,
Lactoflavin

product origin

100% made in European Union (according to USP, EUP, ECHA-REACH)

purity grade

>100% (raw virgin matter, ultra-pure, concentrated, sterilized)

use

lab. / tech. / bio-research / small molecule / molecular biology

product code

EC0322

C.A.S. number

83-88-5

MDL

MFCD00005022

EINECS

201-507-1

ID PubChem substance

329751041

formula molecular

C17H20N4O6

formula weight

376.36

melting point

290 °C (lit.)

loss on drying

=<1.5 % (105°C)

material to avoid

strong oxidizing agents;
Bases;
reducing Agent

pH

5.5 to7.2 (0.07 g/L water at 20 °C)

water solubility

0.07 at 20 °g/L at 20 °C

decomposition temp.

290 °C

decomposition products

Carbon monoxide (CO);
Carbon dioxide (CO2);
Nitrogen oxides (NOx)

stability

light sensitive

ration of absorbances

lumiflavine: passes test

UV spectrophotometry

>=97.5 % (lambda max. 444 nm)

specific optical rotation

-115° to -135° (20°C, 589 nm) (c=0.5,0.05M NaOH)

ratio of absorbances

0.36 to 0.39 (A444/A267)

infrared spectrum

conforms

sulfated ash

=<0.1 %

sensitivity & storage

ambient temperatures

assay

>99.99% to <102.5%

appearance (color)

yellow to orange

form

powder

description

Riboflavin reference standard for use in specified quality tests and assays ; also used to prepare standard, and standard stock Riboflavin solution for assay, identification, and performance test

note (1)

sales restrictions may apply

note (2)

this product is for research use only, is not to be used for therapeutic ; not intended for animal or human or diagnostic or therapeutic use , and cannot be sold to patients.

note (3)

described price of the product is NOT NEGOTIABLE , already around 25% lower than the official price of the International Chemical Stock Exchange / ICIS .

* Possible additional discount for large quantity orders .

packaging / transport

special for chemical transport (according to IATA / ADR / ECHA-REACH rules / int.l laws) .

certifications

C.O.A., MSDS, GMP, API, USP, EUP, ECHA-REACH, ORIGIN, etc… (originals will be delivered with good , and copies after confirmed order)

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