Primary standards for volumetric solutions
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![Potassium bromate KBrO3 (Mr 167.0) [7758-01-2] – Ph. Eur. reagent (CRM), 50 g](https://www.lancetechltd.com/media/catalog/product-image/cpachem/brand/cpachem-logo-card.webp)
![Potassium hydrogen phthalate C8H5KO4 (Mr 204.2) [877-24-7] – Ph. Eur. reagent, 50 g](https://www.lancetechltd.com/media/catalog/product-image/cpachem/brand/cpachem-logo-card.webp)
![Sodium chloride NaCl (Mr 58.44) [7647-14-5] – Ph. Eur. reagent, 250 g](https://www.lancetechltd.com/media/catalog/product-image/cpachem/brand/cpachem-logo-card.webp)
Sodium chloride NaCl (Mr 58.44) [7647-14-5] – Ph. Eur. reagent, 250 g
SKU CPA-2000600.250G
Lead time ~7 days![Sulfanilic acid C6H7NO3S (Mr 173.2) [121-57-3] – Ph. Eur. reagent (CRM), 100 g](https://www.lancetechltd.com/media/catalog/product-image/cpachem/brand/cpachem-logo-card.webp)
CPAchemNot sold online here
Sulfanilic acid C6H7NO3S (Mr 173.2) [121-57-3] – Ph. Eur. reagent (CRM), 100 g
SKU CPA-2000700.100G
Not available for online purchase in your country — request a quote.
![Zinc Zn (Mr 65.4) [7440-66-6] – Ph. Eur. reagent, 100 g](https://www.lancetechltd.com/media/catalog/product-image/cpachem/brand/cpachem-logo-card.webp)
![Ferrous ethylenediammonium sulfate Fe(C2H10N2)(SO4)2.4H2O. (Mr 382.1) [113193-60-5] – Ph. Eur. reagent, 80 g](https://www.lancetechltd.com/media/catalog/product-image/cpachem/brand/cpachem-logo-card.webp)
![Trometamol C4H11NO3 (Mr 121.1) [77-86-1] – Ph. Eur. reagent, 80 g](https://www.lancetechltd.com/media/catalog/product-image/cpachem/brand/cpachem-logo-card.webp)
Trometamol C4H11NO3 (Mr 121.1) [77-86-1] – Ph. Eur. reagent, 80 g
SKU CPA-2001000.80G
Lead time ~7 days