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Scale range: 20 to 800 ppm Suction count: 2 times (standard) (200 ml) Measurement time: 4 minutes Comment: 1 Discoloration: Yellow → Dark brown (changes to light blue after a few minutes) Temperature and humidity correction: Temperature Expiration date: Up to 2 years Subject gas: Ethyl acetate Expiration date (年):2 宽度(mm):147 深度(mm):54 高度(mm):19 测量范围(ppm):20至800
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