- Test formula
Whitening Essence |
| Phase |
Ingredient |
INCI-Name |
ω/％ |
Supplier |
| A |
Deionized water |
water |
To 102 |
— |
| GLYCERIN |
Glycerin |
5.00 |
— |
| EDTA-2Na |
Disodium EDTA |
0.02 |
— |
| ZLEY™PE503 |
Rehmannia Chinensis Root Extract |
0.25 |
ZLEY |
| HA |
Sodium Hyaluronate |
0.05 |
— |
| NMF-50 |
Betaine |
1.00 |
— |
| ZLEY®BIOCARE-CPH |
Chlorphenesin |
0.08 |
ZLEY |
| Rhodicare |
Xanthan Gum |
0.05 |
— |
| B |
BUTYLENE GLYCOL |
Butylene Glycol |
18.00 |
— |
| 1,3-propanediol |
1,3-propanediol |
5.00 |
— |
| ZLEY®️FA |
Ferulic Acid |
0.50 |
ZLEY |
| C |
Deionized water |
water |
5.00 |
— |
| NaOH |
Sodium Hydroxide |
0.02 |
— |
| C1 |
Cosmecare 603 |
Caprylhydroxamic Acid,Ethylhexylglycerin,1,2-Hexanediol |
0.80 |
— |
| ZLEY™PE501 |
Gentiana Scabra Root Extract,Butylene Glycol,Water |
2.00 |
ZLEY |
| ZLEY®NanoBRC |
4-Butylresorcinol,Phospholipon |
0.90 |
ZLEY |
| 4MSK |
Potassium Methoxysalicylate |
0.50 |
— |
| Sodium Metabisulfite |
Sodium Metabisulfite |
0.05 |
— |
2.Manufacturing process：
①Pre-treatment：Weigh the ingredients of phase B one by one into a bowl, heat and stir until dissolved, set aside
for reserve；Weigh the ingredients of phase C one by one into a bowl, stir to dissolve, and set aside for reserve；
②Weigh the ingredients of phase A, heat to 80℃, homogenized rapidly for 5min to even；
③Add phase B, stir well, then add phase C, stir evenly, and keep warm for 20min;
④Cool down to below 50℃, add phase C1 ingredients one by one, stir evenly until completely dissolved, then it
can be discharged;
3. Recommendation：Chlorphenesin is not suggested to add under more than 85℃.
4. key points：Chlorphenesin shall be added under 65~80℃.
