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指示剂溶液 Ph 9-13 配色卡 pH 9.0 - 10.0 - 11.0 - 12.0 - 13.0
pH-indicator solution pH 9.0 - 13.0 with colour card pH 9.0 - 10.0 - 11.0 - 12.0 - 13.0MerckMerck德国
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pH试纸 Roll (4.8 m) with colour scale pH 9.5 - 10.0 - 10.5 - 11.0 - 11.5 - 12.0 - 12.5 - 13.0 Alkalit®
pH-indicator paper pH 9.5 - 13.0 Roll (4.8 m) with colour scale pH 9.5 - 10.0 - 10.5 - 11.0
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甲基橙溶液 0.1% indicator pH 3.1-4.4 (red yellow-orange)
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甲基橙溶液 0.1% indicator pH 3.1-4.4 (red yellow-orange)
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pH试纸 non-bleeding pH 7.5 - 8.0 - 8.5 - 9.0 - 9.5 - 10.0 - 10.5 - 11.0 - 11.5 - 12.0 - 12.5 - 13.0 - 13.5 - 14.0 Alkalit®
pH-indicator strips pH 7.5 - 14 non-bleeding pH 7.5 - 8.0 - 8.5 - 9.0 - 9.5 - 10.0 - 10.5 - 11.0
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媒介黄 10,6054-99-5,80%
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带颜色标记的校正液(pH 7.00 ±0.01 Yellow),校正液溶液pH 7.00 (Yellow) ±0.01
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茜素黄R,2243-76-7,指示剂级
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指示剂溶液 Ph 4.0-10.0 通用指示剂,配色卡 pH 4.0 - 4.5 - 5.0 - 5.5 - 6.0 - 6.5 - 7.0 - 7.5 - 8.0 - 8.5 - 9.0 - 9.5 - 10.0
pH-indicator solution pH 4.0 - 10.0 Universal Indicator with colour card pH 4.0 - 4.5 - 5.0 - 5.5
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指示剂溶液 Ph 4.0-10.0 通用指示剂,配色卡 pH 4.0 - 4.5 - 5.0 - 5.5 - 6.0 - 6.5 - 7.0 - 7.5 - 8.0 - 8.5 - 9.0 - 9.5 - 10.0
pH-indicator solution pH 4.0 - 10.0 Universal Indicator with colour card pH 4.0 - 4.5 - 5.0 - 5.5
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