Research Article
Optimization and Validation of RP-HPLC-UV/Vis Method for Determination Phenolic Compounds in Several Personal Care Products
Table 5
Concentration of BHA, BHT, and OMC in sunscreen cream, milk lotion, hair gel, and hair oil samples determined by RP-HPLC-UV/Vis at
= 280 nm.
| Type | Commercial name | Country of origin | Phenolic compounds | Mean concentration (mg/g) | (1) () | (2) () | (3) () | Average (mg/g) | RSD% |
|
Sunscreen cream | Aiken | Malaysia | BHA | | | | 4.85 | 1.50 | BHT | | | | 1.33 | 3.88 | OMC | | | | 65.5 | 0.77 | Nivea | Thailand | BHA | | | | 3.26 | 2.43 | BHT | | | | 1.01 | 4.47 | OMC | | | | 27.96 | 1.58 | Gervenne | Malaysia | BHA | | | | 1.82 | 3.92 | BHT | n.d | n.d | n.d | n.d | n.d | OMC | | | | 16.23 | 2.68 |
|
Milk lotion | Nivea | Thailand | BHA | | | | 4.50 | 1.57 | BHT | | | | 2.30 | 3.21 | OMC | | | | 13.83 | 1.55 | New Trendy | Malaysia | BHA | | | | 4.16 | 2.82 | BHT | n.d | n.d | n.d | n.d | n.d | OMC | | | | 8.99 | 3.79 | Garnier | Indonesia | BHA | | | | 2.74 | 3.32 | BHT | | | | 0.73 | 3.26 | OMC | | | | 17.0 | 1.86 |
|
Hair gel | De Boy | Malaysia | BHA | | | | 1.28 | 3.14 | BHT | | | | 0.22 | 3.40 | OMC | | | | 0.13 | 4.52 | Beyond | Malaysia | BHA | | | | 1.38 | 3.37 | BHT | | | | 0.16 | 4.05 | OMC | | | | 0.30 | 3.48 | Elite | Malaysia | BHA | | | | 1.51 | 2.76 | BHT | | | | 0.17 | 4.48 | OMC | | | | 0.84 | 2.69 |
|
Hair oil | Elite | Malaysia | BHA | | | | 3.89 | 1.06 | BHT | | | | 0.87 | 2.11 | OMC | | | | 0.82 | 1.37 | Gervenne | Malaysia | BHA | | | | 0.13 | 4.66 | BHT | | | | 1.54 | 3.25 | OMC | | | | 3.40 | 1.75 | Johnsons | Philippines | BHA | | | | 0.30 | 3.40 | BHT | | | | 0.18 | 4.13 | OMC | | | | 0.57 | 2.19 |
|
|
n.d: not detected or below detection limit.
|