... Medical packagingC. Cleaning dust(cleaning the computer screen and shell with solvent)Weight:30-70g/m2Color:white,pale yellowWidth ... wrinkle. Prevent slippery and beautiful 7. Wipe glass paper,cleaning paper 13gsm-60gsmPaper evenly, soft continous, high strength, wet ... system made of quartz or plastic . 8. Quantitative filter paper:80gsm, 100gsm, 120gsm etcQualitative, quantitative, chemical testing, ...