“含碱的”用英语怎么说？

再将硝酸纤维素滤膜置于含碱的湿滤纸上, 碱的作用是使DNA变性.The nitrocellulose filters are then placed on wet filter paper containing alkali, which denatures the DNA.使用不同的碱性调节剂,制备不含碱的新型氨基磺酸系高效减水剂.A new alkali - free amino sulfonic acid - based supe...