配方类型:

INTRODUCTION

配方说明:

配方组成:

water/100.00
boric acid/3.00
borax/1.75
ammonium sulfate/8.00

配制方法:

the ingredients are mixed together in a gallon jug by shaking until dissolved.
the paper to be treated is dipped into this solution in a pan, until uniformly saturated. it is then taken out and hung up to dry. wrinkles can be prevented by drying between cloths in a press.