Best Supply Ketone Ester 98% CAS 1208313-97-6 Ketone Ester Powder

B.LC-MS:Comply with the structure

C.The IR spectrum of sample should be identical with that of reference standard.

D.HPLC-ESI-MS
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the
Standard preparation, as obtained in the Assay.

Heavy metals

≤10 ppm

Water

≤1.0%

Sulphated ash

≤0.5% determined on 1.0 g.

Residue on ignition

≤0.1%

Unspecified impurities: for each impurity

≤0.10%

Total Impurities

≤0.5%

Purity

≥99.0%

Assay

99.0%~101.0% (anhydrous substance).

Storage

Preserve in well-closed, light-resistant and airtight containers

Use

It is widely used in sunscreen creams, creams, honey, lotions, oils and other sunscreen cosmetics