NS-EN 16956:2017 Cosmetics — Analytical methods — HPLC/UV method for the identification and assay of hydroquinone, ethers of hydroquinone and corticosteroids in skin whitening cosmetic products
2017NS-EN 16956:2017 Cosmetics — Analytical methods — HPLC/UV method for the identification and assay of hydroquinone, ethers of hydroquinone and corticosteroids in skin whitening cosmetic products