This product is used for high concentration of alkaline bath, high concentrations of inorganic salt aqueous solution of the penetrating agent, even at low temperatures also have excellent penetration.
本品用作高浓度碱性浴、高浓度无机盐水溶液的渗透剂，即使在低温下也有极好的渗透力。
2
This paper introduces three types of concentration-detecting and alarm systems based on the optical, ionizing and penetrating properties of flour dust.