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Ferroin 0.025 mol/L solution RS, for environmental analysis (COD determination)

CARLO ERBA

GHS07 GHS08
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526751-100ML

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 Wzorce osmolalności

Reagecon

Wzorce osmolalności do kalibracji i kontroli, kompatybilne ze wszystkimi typami osmometrów. Szeroki zakres: od 50 do 3000 mOsmol/kg H 2O, certyfikat ISO 17052. Wartości od 100 do 700 mOsmol/kg H 2O zgodne z Europejską Farmakopeą 2.235 i US Farmakopeą 785. 12 ampułek po 5 ml każda....

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 Wzorce barwy Gardnera

Reagecon
GHS08

Wzorzec barw może być używany do kalibracji, kontroli, kwalifikacji lub walidacji przyrządów do pomiaru koloru w celu określenia barwy.

  • Specjalnie dla metod zgodnych z ASTM D1544, D 6166, AOCS Td 1a i MS 817 część 10
  • Odpowiednie dla cieczy o podobnym zabarwieniu, w tym kilku olejów roślinnych i mineralnych
  • W szklanej butelce o pojemności 100 ml
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Azotany - standard do IC

Sigma-Aldrich

Regulierter Aussgangsstoff
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74246-100ML

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Azotyny Wzorzec do IC TraceCERT®, 1000 mg/ L azotynów w wodzie (pH ~11), stabilizowany NaOH do pH 10-11, przygotowany z wysokiej czystości NaNO₂, wody i NaOH

Sigma-Aldrich

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67276-100ML

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Fluor standard dla IC

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77365-100ML

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Calcium Standard for IC TraceCERT®, 1000 mg/L Ca+2 in nitric acid, 1000 mg/L Ca²⁺ in ≤0.1% nitric acid, prepared with high purity CaCO₃, HNO₃ and water

Sigma-Aldrich

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39865-100ML

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Wzorzec bromku dla IC TraceCERT®, 1000 mg/ l bromku w wodzie, 1000 mg/l bromku w wodzie, przygotowany z wysokiej czystości NaBr i wody

Sigma-Aldrich

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43147-100ML

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Wzorzec wieloelementowy anionowy II 1000 mg/l: Cl⁻, NO₃⁻, SO₄²⁻ in H₂O Certipur®

Merck

Regulierter Aussgangsstoff
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1.11448.0500

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ANION MULTI-ELEMENT STANDARD I 1000 MG/L: F-, PO43-, BR- IN H2O CERTIPUR®

Merck

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1.11437.0500

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Chlorate Standard for IC TraceCERT®, 1000 mg/L chlorate in water, 1000 mg/L chlorate in water, prepared with high purity KClO₃ and water

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73166-100ML

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Potas Roztwór wzorcowy do IC TraceCERT®, 1000 mg/L K+ w wodzie, przygotowany z wysokiej czystości KNO₃ i wody

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Regulierter Aussgangsstoff
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53337-100ML

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Bromate Standard for IC TraceCERT®, 1000 mg/L bromate in water, 1000 mg/L bromate in water, prepared with high purity KBrO₃ and water

Sigma-Aldrich

GHS08
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78476-100ML

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Acetate Standard for IC TraceCERT®, 1000 mg/L acetate in water, 1000 mg/L acetate in water, prepared with acetic acid, NaOH and water (pH 7-8), filtered through a 0.2
µ
m membrane filter and stabilized with sodium azide

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51791-100ML

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Amon - standard do IC

Sigma-Aldrich

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59755-100ML

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Chlorki Wzorzec do IC, TraceCERT®, 10,000 mg/L chlorków w roztworze wodnym

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06740-100ML

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Cyjanki Wzorzec do IC, TraceCERT®, 1000 mg/ L cyjanków w wodzie (stężęnie nominalne)

Sigma-Aldrich

GHS06 GHS09
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90157-100ML

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Formate Standard for IC TraceCERT®, 1000 mg/L formate in water, 1000 mg/L formate in water, prepared with calcium formate and water, filtered through a 0.2
µ
m membrane filter and stabilized with sodium azide

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44293-100ML

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Multi Anion Standard 1 for IC TraceCERT®, in water, For the preparation of this CRM only materials of highest purity were used.

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Regulierter Aussgangsstoff
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69734-100ML

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Sodium Standard for IC TraceCERT®, 1000 mg/L Na+ in water, 1000 mg/L Na⁺ in water, prepared with high purity NaNO₃ and water

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Regulierter Aussgangsstoff
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43492-100ML

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Wzorzec azotu dla certyfikowanego materiału odniesienia IC, 1000 mg/l N jako azotan w wodzie, TraceCERT®, 1000 mg/l N jako azotan w wodzie, przygotowany z NaNO₃ o wysokiej czystości i wody.

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Regulierter Aussgangsstoff
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53638-100ML

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Azot amonowy Standard dla IC

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89503-100ML

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Nadchlorany Wzorzec do IC TraceCERT®, 1000 mg/L nadchloranów w wodzie, przygotowany z wysokiej czystości HClO₄ i wody

Sigma-Aldrich

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76462-100ML

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Butyrate Standard for IC TraceCERT®, 1000 mg/L butyrate in water, 1000 mg/L butyrate in water, prepared with sodium butyrate and water, filtered through a 0.2
µ
m membrane filter and stabilized with sodium azide

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08089-100ML

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Fluoride IC Standard Solution, ROTI®Star, 1000 mg/l F-

Roth

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2659.1

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2659.2

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