USD $2.60-3.00 / Metric Ton
USD $10.00-50.00 / Kilogram
USD $10.00-50.00 / Kilogram
USD $100.00-150.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $802.00-802.00 / Metric Ton
USD $1.00-1.00 / Kilogram
fumaric acid basic information |
fumaric acid chemical properties |
mp | 298-300 °c (subl.)(lit.) |
density | 1.62 |
vapor pressure | 1.7 mm hg ( 165 °c) |
fema | 2488 |
fp | 230 °c |
water solubility | 0.63 g/100 ml (25 ºc) |
merck | 14,4287 |
brn | 605763 |
stability: | stable at room temperature. decomposes at around 230 c. incompatible with strong oxidizing agents, bases, reducing agents. combustible. |
cas database reference | 110-17-8(cas database reference) |
nist chemistry reference | fumaric acid(110-17-8) |
the detailed product information as below:
1.product description
white, odorless granules or crystalline powder, it is soluble in alcohol, slightly soluble in water
and in ether, and very slightly soluble in chloroform
2.physical property
product name |
99.5% food grade fumaric acid |
appearance |
white, odorless granules or crystalline powder |
molecular formula |
c4h4o4 |
molecular weight |
116.07 |
melting point |
286-302 °c |
water solubility |
0.63 g/100 ml (25 °c ) |
hs code |
291719 |
3.quality index
item |
unit |
standard |
result |
appearance |
|
white powder |
confirm |
melting point |
°c |
286-302 |
296 |
assay |
% |
≥99.5 |
99.83 |
as |
ppm |
max3 |
less than 3.0 |
heavy metals( as per pb) |
ppm |
max10 |
less than 5.0 |
fe |
ppm |
max10 |
less than 10.0 |
ca |
ppm |
max0.5 |
less than 0.5 |
hg |
ppm |
max0.1 |
less than 0.1 |
ash |
% |
max0.05 |
0.022 |
water |
% |
max0.5 |
0.19 |
color |
apha |
max15 |
13 |
sulphate |
% |
max0.01 |
0.005 |
maleic acid |
% |
max0.1 |
0.012 |
conclusion |
qualified |
4.application
it can be used as an acidulant, fumaric acid has bacteriostatic and antiseptic function. it also
can be used as acidity regulator, acidifier, thermal-oxidative resist auxiliary, curing accelerant
and spice. used as acidic substance of effervescent agent, it can produce extended and exquisite bubbles.
5.official certification
the product has passed reach authentication.