"Ricca Chemical"
Orthoboric acid 4% (w/v) aqueous solution with bromocresol green/ methyl red indicator for Kjeldahl nitrogen analysis
Supplier: Ricca Chemical
With bromocresol green-methyl red indicator.
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Buffers, Reference Standards, Color-Coded, Ricca Chemical Company
Supplier: Ricca Chemical
Bag-in-box
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Buffers, Reference standards, Acidic to Neutral, Ricca Chemical
Supplier: Ricca Chemical
Colorless pH buffer solutions are certified to ±0.01 pH at 25°C
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Buffers, Alkaline, Reference Standards, RICCA Chemical Company
Supplier: Ricca Chemical
Colorless buffers for pH calibration.
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Organic Carbon Standard, 1 ml = 1 mg C, 1000 ppm CAPHA/EPA - for Total Organic Carbon (TOC), Ricca Chemical Company
Supplier: Ricca Chemical
Potassium phthalate in water.
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Conductivity Standard, 10 µS/cm (10 µmho/cm) at 25°C 4.7 ppm as NaCl
Supplier: Ricca Chemical
Calibration standards are individually calibrated and certified directly traceable to National Institute of Standards and Technology Electrolytic Conductivity Standard Reference Materials.
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EDTA disodium salt 0.0100 M (M/100) in aqueous solution
Supplier: Ricca Chemical
EDTA disodium salt dihydrate 0.0100 M (M/100) in aqueous solution analytical reagent
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EDTA disodium salt solution 0.1 mol/l in aqueous solution titrant
Supplier: Ricca Chemical
Standardized at 25°C against chemicals whose certification is traceable to NIST.
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Electrode Storage Solutions, RICCA Chemical Company
Supplier: Ricca Chemical
For storing pH glass and combination electrodes.
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Fehling's reagent I (copper(II) sulfate solution) for quantitative determination of reducing sugars
Supplier: Ricca Chemical
Fehling Solution A. AOAC, EPA for determination of reducing sugars. Use with Fehling's Alkaline Solution, Group No.3000. Container: Plastic.
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Ferric chloride 0.025% (w/v) in aqueous solution
Supplier: Ricca Chemical
APHA, for BOD.
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Acide chlorhydrique 33,33% (v/v) aqueous solution (1 + 2), with 0.0005% (w/v) methyl orange indicator
Supplier: Ricca Chemical
Hydrochloric acid 33,33% (v/v) aqueous solution (1 + 2), with 0.0005% (w/v) methyl orange indicator
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Acide chlorhydrique 0.100 N (N/10) analytical reagent
Supplier: Ricca Chemical
Standardized at 25 °C against chemicals whose certification is traceable to NIST.
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Acide chlorhydrique 0.500 N (N/2) analytical reagent
Supplier: Ricca Chemical
Standardized at 25°C against chemicals whose certification is traceable to NIST.
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Acide chlorhydrique 1.00 N analytical reagent
Supplier: Ricca Chemical
Standardized at 25 °C against chemicals whose certification is traceable to NIST.
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#: CA21905-026
: Kimberly-Clark