Cotton Kids Mouth Face Mask,Cotton Kids Face Mask,Kids Cartoon Face Mask Dust,Earloop Protect Mask ShenZhen Bri-Cloud Industrial Co.,Ltd , https://www.sobeautyhealth.com108-94-1 cyclohexanone manufacturer CAS number: 108-94-1 C6H10O = 98.14 level: AR content: ≥99.5% mixed with water test: qualified refractive index (n20 D): 1.4500 ~ 1.4510 evaporation residue: ≤0.05 %