3-O-Ethyl-L-ascorbic acid CAS NO.86404-04-8

appearance

white or almost white crystal powder.

conform

content %

≥99.0

99.8

ph value

3.0-6.0

4.7

melting point °c

111-116 °c

111.3-113.2 °c

drying loss %

≤1

0.20

free vitamin c

can’t be detected

conform

ignition residue %

<0.1

0.03

heavy metals %

≤0.002

conform

conclusion

the results conforms with standards.