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• 介绍：

  检测超氧阴离子自由基(O2-)含量

• 注意事项：其检测原理是利用羟胺氧化的方法可以检测生物体系中超氧阴离子自由基(O2-)，即超氧阴离子自由基(O2-)与羟胺反应生成NO2-，NO2-在氨基苯磺酸和萘胺作用下反应生成粉红色的偶氮物质对-苯磺酸-萘胺，以酶标仪测定530nm处吸光度，在一定范围内颜色深浅与超氧阴离子自由基(O2-)成正比，根据NO2-反应的标准曲线将A530换算成NO2-浓度，再依据上述关系式即可计算出O2-浓度

• 储存条件： 2-8℃,避光

• 有效期： 6个月

• 用途： 本品仅供科研，不得用于其它用途。

• 注意：部分产品我司仅能提供部分信息，我司不保证所提供信息的权威性，仅供客户参考交流研究之用。

• 8. [6.1] Qian Li et al."Phytochrome interacting factor ZmPIF6 simultaneously enhances chilling tolerance and grain size in rice."PLANT PHYSIOLOGY AND BIOCHEMISTRY.2024 Sep;214:108954

• 7. [8.5] Jinxiao Cheng et al."Hot air treatment alleviates chilling injury of sweet potato tuberous roots by regulating osmoregulatory substances and inducing antioxidant defense system."FOOD CHEMISTRY.2024 Nov;459:140393

• 6. [IF=5.2] Linging Pang et al."Combination of Sodium Nitroprusside and Controlled Atmosphere Maintains Postharvest Quality of Chestnuts through Enhancement of Antioxidant Capacity."Foods".2024 Jan;13(5):706

• 5. [IF=6] Yuge Guan et al."Montmorillonite-based edible coating enhances the postharvest quality of sweetpotato by regulating ROS and membrane lipid metabolism."FOOD CONTROL.2024 Apr;158:110259

• 4. [IF=5.6] Li Xuejin et al."Effects of Short-Term High Oxygen Pre-Stimulation on Browning Resistance and Low-Temperature Tolerance of Fresh-Cut Potatoes in Supercooled Storage."Food and Bioprocess Technology.2023 Jul;:1-13

• 3. [4.927] Xiao Yang et al."Physicochemical Properties of Plasma-Activated Water and Its Control Effects on the Quality of Strawberries."MOLECULES.2023 Jan;28(6):2677

• 2. [IF=11.467] Yiqing Zou et al."Antibiotics-free nanoparticles eradicate Helicobacter pylori biofilms and intracellular bacteria."JOURNAL OF CONTROLLED RELEASE.2022 Aug;348:370

• 1. [IF=10.151] Yang Xiang et al."ZmMPK5 phosphorylates ZmNAC49 to enhance oxidative stress tolerance in maize."New Phytol. 2021 Dec;232(6):2400-2417

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本计算器可帮助您计算出特定溶液中溶质的质量、溶液浓度和体积之间的关系，公式为：

质量 (mg) = 浓度 (mM) x 体积 (mL) x 分子摩尔量 (g/mol)

• pg ng μg mg g kg =
  fM pM nM μM mM M *
  nL μL mL L *