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德國Grimm Aerosol Technik GmbH & Co. KG.
德國 Grimm Aerosol 公司積25年的空氣懸浮物分析研究的經驗與科技，制造出當今世界上最先進的小型顆粒物分析儀。
GRIMM Technologies, Inc., located near Atlanta, Georgia, manufactures, sells and services the GRIMM line of indoor/outdoor real time dust monitors. Each unit is a high concentration particle counter capable of expressing the results in counts/liter or mg/m3. The GRIMM 1.100 series has been used worldwide for years in work dust studies and personal protection. Each unit is individually handcrafted to the highest international engineering standards in compliance with ISO 9000.