Gentaur Buffer Standard pH 7.00 at 25°C Colour Coded ISO 17034 Certified Reference Material - 500ml
https://www.ecbol.org/shop/fm-07-crm1070525c-gentaur-buffer-standard-ph-7-00-at-25degc-colour-coded-iso-17034-certified-reference-material-500ml-32190
https://www.ecbol.org/web/image/product.template/32190/image_1920?unique=f12b1fb
Neutral pH 7.00 ISO certified buffer at 25°C with colour coding to facilitate lab usage and prevent errors.
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