by staff » Sat Mar 03, 2018 10:48 pm
Hello, [quote="phumon_bigass"]Another question, 1-3 % is 1-3 grams of 1000 ppm Copper tripeptide per 100 ml solution?
1-3 grams per 100g formula.
I would like to know if copper tripeptide 1000 ppm, if myskin recommend 1-3%, this is how many ppm per 1 liter of solution?
1000ppm = 0.1% 1% of 0.1% = 0.001%. Please ask members to study the basics of mixing at
มือใหม่กรุณาอ่านที่นี่ There will be an explanation of the ratio calculation and note that it is not calculated. Any volume that uses volume (eg ml or liter as mentioned by members) must be calculated by weight only.