29 media nutrient broth NB. Sampel uji yang digunakan adalah sampel A, sampel
B, sampel C, sampel D, sampel E dan sampel F.
3.3 Pengambilan Sampel
Sampel yang digunakan dalam penelitian ini adalah produk gel anti jerawat dari berbagai merek dagang. Pengambilan sampel dilakukan secara
purposif. Produk gel anti jerawat yang diuji yaitu Acnes sealing jell
®
sampel A, CleanClear
®
sampel B, Wardah
®
sampel C, Oriflame
®
sampel D, La Tulipe
®
sampel E dan Verile
®
sampel F. Tempat pengambilan sampel yang dipilih adalah Carefour psr V Pd. Bulan Medan dan untuk merek Oriflame dibeli
dari agen resmi Oriflame di Jl. A.H Nasution No. 14 – 18 Medan.
3.3.1 Komposisi sampel
1. Sampel A 9 gram Tiap 9 gram gel mengandung: aqua, alcohol, butylene glycol, glycerin,
sulfur, salicylic acid, ammonium acryloyldimethyltaurateVP copolymer, triethanolamine, xanthan gum, tocopheryl acetate, cinchona succirubra bark
extract, stearyl glycyrrhetinate, o-cymen-5-ol isopropyl methyl phenol, BHT, pyridoxine hydrochloride, disodium EDTA, methylparaben, propylparaben,
fragrance. 2. Sampel B 10 gram
Tiap 10 gram gel mengandung: water, alcohol denat, hamamelis virginia witch hazel water, glycerin, polyacrylamide, cyclopentasiloxane, C13-
14 isoparaffin, C12-15 alkyl lactate, salicylyc acid, capryloyl glycine, sarcosine, cinnamomum zeylanicum bark extract, portulaca oleracea extract, cedruss
Universitas Sumatera Utara
30 atlantica bark extract, cocamidoprophyl PG dimonium chloride phosphate,
alcohol, cetyl lactate, PPG-2 Isoceteth-20 acetate, laureth-7, polysorbate 20, phenethyl dimeticone, dehydroxanthan gum, butylene glicol, tetrasodium EDTA,
ammonium hydroxide, propylene glicol, phenoxyethanol, benzalkonium chloride, fragrance.
3. Sampel C 15 ml Tiap 15 ml gel mengandung: aqua, butylene glicol, glycerin,
polyacrilamide, C13-14 isoparaffin, salicylic acid, laureth-7, triclosan, aloe barbadensis aloe vera leaf extract, allantoin, beta-glucan, benzyl alcohol,
methylchloroisothiazolinone, methylisothiazolinone. 4. Sampel D 150 ml 5.0 fl.oz.
Tiap 150 ml gel mengandung: aqua, sodium laureth sulfate, glycerin, cocamidopropyl betaine, PEG-7 glyceryl, coco-glucoside, sodium lauroyl
sarcosinate, glyceryl oleate,
disodium cocoamphodiacetate, PEG-150
pentaerythrityl tetrastearate, sodium cocoamphoacetate, salicylic acid, sodium chloride, parfum, imidazolidinyl urea, PEG-6 capryliccapric glycerides,
disodium EDTA, menthol, undecylenoyl glycine, sodium hydroxide. 5. Sampel E 0,88 oz25 gram
Tiap 25 gram gel mengandung: purified water, soluble collagen, niacinamide, triethanolamine, carbomer, chamomilla chamomilla reticutita
extract, sulfur, tocopheryl acetate, methylparaben, Cl 44090, Acid Green 50, Fragrance.
Universitas Sumatera Utara
31 6. Sampel F 10 gram
Tiap 10 gram gel mengandung: water purified, ethanol, niacinamide, ceteareth-12, triethanolamine, carbomer, salicylic acid, boric acid, triclosan,
potassium dihydrogen phosphate, allantoin,
sodium metabisulfite, methylparaben, fragrance.
3.3.2 Kandungan zat aktif sampel
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