Potassium Acid Phthalate Standard, 1 ml = 1 mg Chemical Oxygen Demand (COD), 1000 ppm COD, Ricca Chemical Company
Supplier: Ricca Chemical
Standard
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Sulfate Standard, 1 ml = 1 mg SO₄²⁻, 1000 ppm SO₄²⁻, Ricca Chemical Company
Supplier: Ricca Chemical
1000ppm SO4.
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Hydrochloric acid 12.0 N
Supplier: Ricca Chemical
Hydrochloric Acid, 12.0 Normal, Cas number: 7647-01-0, 7732-18-5, Molecular Formula: HCl, H2O, Molecular weight: 36.46g/mol, 18.01g/mol, Appearance/Form: Colorless to slightly greenish-yellow liquid, Size: 2500 ml
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Ricca Chemical Buffer, pH 4.00
Supplier: Ricca Chemical
pH Buffer Reference Standard Solution for Calibration, pH 4.00 0.01 at 25°C.
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Conductivity Standard, 1.413 mS/cm (1413 µmho/cm) at 25 °C, Ricca Chemical Company
Supplier: Ricca Chemical
1.413 mS/cm (1413 umho/cm) at 25°C. Poly bottle. 500mL
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Water ACS, Reagent Grade ASTM Type I, ASTM Type II Packaged in glass containers
Supplier: Ricca Chemical
Packaged in glass for applications requiring extremely low levels of organics. This product is manufactured by a continuous process that has been validated to produce high purity Water meeting, as a minimum, the specifications below at the time of packaging. Although this water is not distilled, it has a chemical purity equal to or better than double distilled water.
This product also meets ASTM Type III and Type IV specifications.
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Sodium hydroxide 0.500 Normal (N/2), Tightrant™ analytical reagent Tested in an ISO 17025 Accredited Facility
Supplier: Ricca Chemical
Standardized at 25°C against chemicals whose certification is traceable to NIST.
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VeriSpec® Certified Reference Material, KCl Conductivity Standards
Supplier: Ricca Chemical
VeriSpec® Certified Reference Material, KCl Conductivity Standards
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Cobaltous Chloride CS, USP / EP Red Primary Solution, 1 ml = 59.5 mg CoCl₂.6H₂O, Ricca Chemical Company
Supplier: Ricca Chemical
Glass bottle, amber
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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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Potassium Chloride, 0.0100 Molar (M/100), 1412 µS/cm (1412 µmho/cm) at 25 °C, Ricca Chemical Company
Supplier: Ricca Chemical
APHA for conductance.
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Nitrogen Standard, 1 ml = 1 mg N, 1000 ppm N as Nitrate (4427 ppm NO₃⁻), Ricca Chemical Company
Supplier: Ricca Chemical
1 mL = 1 mg N as NO3, 1,000 ppm N, (4,427 ppm NO3). Meets ASTM and EPA Specifications. (KNO3 in Water). Container: Plastic.
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Hydrochloric acid 3.00 N from NF/USP materials
Supplier: Ricca Chemical
3.00 Normal Hydrochloric Acid titrant made from NF/USP materials
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Potassium Chloride Conductivity Standard, 10 µS/cm at 25 °C, Ricca Chemical Company
Supplier: Ricca Chemical
Potassium Chloride Conductivity Standard, 10 uS/cm at 25 deg C, CAS Number: 7447-40-7, Molecular Formula: KCL, Molecular Weight: 74.55 g/mol, Color: Colorless, Form: Liquid, Shelf Life: 12 months, Co
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Magnesium sulfate 2.25% (w/v) in aqueous solution
Supplier: Ricca Chemical
APHA for BOD.
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Silver nitrate 0.0141 M (0.0141 N) in aqueous solution
Supplier: Ricca Chemical
APHA for chloride. 1mL= 0.5mg Cl. 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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2-Propanol 70 v/v aqueous solution
Supplier: Ricca Chemical
2-Propanol 70 v/v aqueous solution
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Bouin's Fixative Solution, Ricca Chemical Company
Supplier: Ricca Chemical
Picric acid-formalin-acetic acid mixture.
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Phenolphthalein 1% (w/v) in 95% (v/v) alcohol indicator, neutralized
Supplier: Ricca Chemical
Indicator.
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Starch 2% in aqueous solution stabilized for iodometric titrations mercury-free
Supplier: Ricca Chemical
2% (w/v) Aqueous. Mercury -Free with Salicylic Acid Preservative. Meets APHA Specifications. Container: Plastic.
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Sulfuric acid 0.100 N (N/10) in aqueous solution
Supplier: Ricca Chemical
Standardized at 25°C against chemicals whose certification is traceable to NIST.
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VeriSpec® Buffers,Certified Reference Material, RICCA Chemical Company
Supplier: Ricca Chemical
RICCA's premier line of Verispec® pH Buffer Certified Reference Materials provide the highest level of quality assurance. Backed by RICCA's 17034 accreditation, these products have undergone rigorous evaluations of manufacturing methods, quality control, stability and homogeneity. As a result, a certificate of analysis with a specified property value, uncertainty, and metrological traceability is available with every bottle. All three of RICCA's quality control laboratories are accredited to ISO/IEC 17025 for competence in laboratory testing and ISO 17034 for competence of reference material producers.
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Potassium Chloride Conductivity Standard, 100 µS/cm (100 µmho/cm) at 25 °C, Ricca Chemical Company
Supplier: Ricca Chemical
Potassium Chloride Conductivity Standard, 100 µS/cm (100 µmho/cm) at 25 °C, Ricca Chemical Company
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Fluoride Standards, 1 ml = 1 mg F-, 1000 ppm F-, RICCA Chemical Company
Supplier: Ricca Chemical
For ion chromatography.
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Tin(II) chloride 40% hydrochloric solution
Supplier: Ricca Chemical
Tin(II) chloride 40% hydrochloric solution
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EDTA disodium salt 0.0100 M (M/100) in aqueous solution analytical reagent
Supplier: Ricca Chemical
EDTA disodium salt dihydrate 0.0100 M (M/100) in aqueous solution analytical reagent
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: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: Heathrow Scientific
: VWR International
: VWR International
: VWR International