Dietary Supplement Coenzyme Q10/Coq10/Ubidecarenone CAS 303-98-0 Factory on Sale

Appearance

Melting point

Yellow-orange crystalline powder

48ºC~52ºC

orange crystalline powder

50.0ºC~50.5ºC

Identification

IR

Color reaction

Sample spectrum consistent with the spectrum for USP reference standard

A blue color appears

Conform

Conform

Sieve

Tapped Density

Water(KF)

Residue on ignition

100% pass 80 mesh

90% pass 100 mesh

0.40g/ml~0.60g/ml

≤0.2%

≤0.1%

Conform

0.42g/ml

0.02%

0.07%

Lead(Pb)

Mercury(Hg)

Cadmium(Cd)

Arsenic (As)

≤0.5ppm

≤0.1ppm

≤0.5ppm

≤1.0ppm

<0.5ppm

<0.1ppm

<0.5ppm

<1.0ppm

Chromatographic Purity

Coenzymes Q7,Q8,Q9,Q11

and related impurities

Ubidecarenone(2Z)-isomer

and related impurities

Total impurities

≤1.0%

≤0.5%

Total 1&2:≤1.5%

0.61%

0.17%

0.78%

Residual Solvents

Methanol

n-Hexane

Ethanol

Isopropyl ether

≤3000ppm

≤290ppm

≤5000ppm

≤300ppm

Not detected

1ppm

32ppm

Not detected

Assay(on the anhydrous basis)

Microbial limit test

Total Aerobic Microbial Count

Yeast & Mold Count

E.coli

Salmonella

Bile-tolerant gram negative bacteria

Staphylococcus aureus

Pseudomonas aeruginosa

≤1000cfu/g

≤50cfu/g

Absent/10g

Absent/25g

≤1MPN/g

Absent/25g

Absent/10g

<10cfu/g

<10cfu/g

Not detected

Not detected

<1MPN/g

Not detected

Not detected