Manufacture Supply Ascorbyl Palmitate

Commodity Name

Ascorbyl Palmitate

CAS No

137-66-6

MF

C22H38O7

EINECS No

205-305-4

Melting range

Between 107 ℃ and 117 ℃

Optical rotation

 Between +21 ° and +24 °

Item

Specification

Results

Assay(On dried basis)

98.0% ~ 100.5%

98.50%

Whiteness mater

Not less than 68

93.7

State of solution

Clear and Not more than BY4

Conform

Particle size

Not less than 80.0% passing through a 100-mesh

sieve

80.0%

Optical rotation

Between +21°and +24°

+22.0°

Melting range

Between 107℃ and 117℃

109~110℃

Loss on drying

Not more than 0.8%

0.35%

Residue on ignition

Not more than 0.1%

0.027%

Bacteria amount

Not more than 1000 cfu/g

<10cfu/g

Coliforms bacteria

Not more than 30 MPN/100g

<30 MPN/100g

Pathogenic bacteria

(salmonella,shigella,

staphylococcus aureus)

Negative

Negative

Heavy metal

Not more than 4ppm

0.05 ppm

Lead

Not more than 3 ppm

0.01 ppm

Arsenic

Not more than 1 ppm

0.01 ppm

Cadmium

Not more than 1 ppm

0.001 ppm

Mercury

Not more than 0.01 ppm

0.001 ppm

Identification

Positive

Positive

Packaging Detail

1Kg/ Al-plastic bag, 25Kg/Paper-drums with two plastic-bags inside. can also to the customers' needs

Storage

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.

Shelf Life

2 years if sealed and store away from direct sun light.

Delivery Detail

Prompt delivery after order confirmation