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化学需氧量 水质标液标准品
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DWK Life Sciences (Wheaton) 227497-01 BOD Bottle, 300 mL, Glass, Numbered 1 to 24, Robotic Stopper; 24/Cs
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DWK Life Sciences (Wheaton) 227497-02 BOD Bottle, 300 mL, Glass, Numbered 25 to 48, Robotic Stopper; 24/Cs
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DWK Life Sciences (Wheaton) 227497-03 BOD Bottle, 300 mL, Glass, Numbered 49 to 72, Robotic Stopper; 24/Cs
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DWK Life Sciences (Wheaton) 227497-04 BOD Bottle, 300 mL, Glass, Numbered 73 to 96, Robotic Stopper; 24/Cs
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化学需氧量(CODCr)标准溶液 博林达
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化学需氧量(CODCr)标准溶液 博林达
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水 化学需氧量标准品 BMA2010180250
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BOD标准品 (analogous to EN 1899) for 10 x 1l standard solution 210 ± 20 mg/l Spectroquant®
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BOD测试用稀释液 (with allyl thiourea) for 12 x 1l nutrient-salt solution Spectroquant®
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