2,2′ Azino bis''3 ethylbenzothiazoline 6 sulfonic acid'' diammonium salt 1 g
https://www.eaa2020.org/shop/22-azino-bis-3-ethylbenzothiazoline-6-sulfonic-acid-diammonium-salt-1-g-36269
https://www.eaa2020.org/web/image/product.template/36269/image_1920?unique=96c7d6b
This 2,2′ is guaranteed a Azino with the use of bis''3 6 and directly supplied to your lab by Gentaur's warehouse.
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