1mm狭缝 ：标准溶液0.25ml，可装0.4ml

2mm狭缝 ：标准溶液0.5ml，可装0.8ml

3mm狭缝 ：标准溶液0.7ml，可装1.1ml

4mm狭缝 ：标准溶液1ml，可装1.6ml

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