Gentaur Buffer Standard pH 9.180 at 25°C DIN 19266 ISO 17034 Certified Reference Material - 500ml
https://www.e-photosynthesis.org/shop/fm-07-crm109180-gentaur-buffer-standard-ph-9-180-at-25degc-din-19266-iso-17034-certified-reference-material-500ml-26440
https://www.e-photosynthesis.org/web/image/product.template/26440/image_1920?unique=89b0bed
Certified pH 9.18 buffer solution conforming to DIN standards for precise calibration needs.
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