... OEM allowed; 3.High quality; 4.Economical cost, convient use Moisture indicator papers 1, Brief:humidity indicator card (also know as ... HIC, humidity indicator card, moisture indicator ) is a card on which a moisture-sensitive chemical is impregnated such that ... , size and RH can be made by customers' needs4, ApplicationPrinted Circuit Board, PCB, LED, SMD LED, IC,electronic packaging , optical ...