Vous avez recherché : Environmental Analysis Standards
The environmental analysis standards confirm testing instruments remain consistent for pollutant level monitoring. Single or multi-element solutions can be used to compare and check composition determinations of unknown samples. Accurately assessing threats in the atmosphere, water sources, or soil, personnel can modify and improve conditions to reestablish the surroundings required for optimal performance. Identify all external and internal elements which impact overall growth with the environmental analysis standards.
COD Standard, 1 ml = 0.3 mg Chemical Oxygen Demand (300 ppm COD), Ricca Chemical Company
Supplier: Ricca Chemical
1 mL = 0.3 mg Chemical Oxygen Demand (300 ppm COD). Poly bottle. 1L
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Silica Standard Solution, 1000 mg/ml as SiO₂ (NIST), 500 ml, Hach
Supplier: Hach
For accuracy checks in silica determinations.
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EDTA Standard Solution, 0.035 N, 100 ml, Hach
Supplier: Hach
For hardness determination by drop-count titration.
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Chlorine Standard Solution, 50 to 75 mg/L as Cl₂, 10 ml Voluette Ampules (NIST), Hach
Supplier: Hach
For accuracy checks in chlorine determinations.
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Iron Standard Solution, 25 mg/L as Fe (NIST), 10 ml, Hach
Supplier: Hach
For accuracy checks in iron determinations.
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Silver Nitrate Standard Solution, 0.141 N, 500 ml, Hach
Supplier: Hach
For chloride determination by argentometric buret titration.
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Ground & Waste Water Pollution Standard Solution 2, Specpure®
Supplier: Thermo Scientific Chemicals
Specpure*,UN3264,Liquid,WARNING: CORROSIVE, irritates skin and eyes,100ml,500ml,CORROSIVE,
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Sodium Thiosulfate Standard Solution, Stabilized, 0.0246 N, 100 ml, Hach
Supplier: Hach
Stabilized sodium thiosulfate titrant for chlorine determination by iodometric titration.
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Potassium Hydroxide Standard Solution, 8.00 N, 500 ml, Hach
Supplier: Hach
For pH adjustment in calcium determination by EDTA titration
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Magnesium Chloride Solution, 51% W-V, 1 L, Hach
Supplier: Hach
For cyanide distillation, APHA formulation.
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Sodium Thiosulfate Standard Solution, Stabilized, 0.00246 N, 500 ml, Hach
Supplier: Hach
For determination of Chlorine by drop count titration
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Nitrogen-Nitrate Standard Solution, 500 mg/L as NO3-N (NIST), 10 ml Voluette Ampules, Hach
Supplier: Hach
For accuracy checks in nitrate nitrogen determinations.
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BOD Standard Solution Voluette® Ampules, Hach
Supplier: Hach
For accuracy checks in Biochemical Oxygen Demand (BOD) determinations.
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Hydrazine Standards, RICCA Chemical Company
Supplier: Ricca Chemical
Hydrazine Standards, RICCA Chemical Company
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Organic Carbon Standard, 1 ml = 1 mg C, 1000 ppm C APHA/EPA - for Total Organic Carbon (TOC), Ricca Chemical Company
Supplier: Ricca Chemical
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Linear Alkylbenzene Sulfonate (LAS) Standard, 1 ml = 1 mg LAS, 1000 ppm LAS, Ricca Chemical Company
Supplier: Ricca Chemical
APHA and ASTM for anionic surfactants.
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Sodium Chloride Standard Solution, 491 mg/L NaCl (1000 µS/cm), 500 ml, Hach
Supplier: Hach
For standardization and accuracy checks in conductivity measurements.
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Silica Standard Solution, 10 mg/ml as SiO₂ (NIST), 500 ml, Hach
Supplier: Hach
For accuracy checks in silica determinations.
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Silica Standard Solution, 50 mg/ml as SiO₂ (NIST), 200 ml, Hach
Supplier: Hach
For accuracy checks in silica determinations.
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Nitrogen-Ammonia Standard Solutions, Hach
Supplier: Hach
Ion Selective Electrode (ISE) standard solutions for laboratory analyses
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Standard Hard Water, 1000 ppm Hardness as CaCO₃, RICCA Chemical Company
Supplier: Ricca Chemical
Assay (vs. EDTA/Eriochrome Black T): 999-1001 ppm Hardness
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Chlorine Standard Solution, Hach
Supplier: Hach
For accuracy checks in chlorine determinations
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Total Organic Carbon (TOC), Standard Solution, Specpure®, 1000µg/ml, Thermo Scientific
Supplier: Thermo Scientific Chemicals
Standard for TOC based on potassium hydrogen phthalate (KHC₈H₄O₄).
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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
1 mL = 1 mg C, 1000 ppm C. Meets APHA, ASTM, EPA, and EPA(SW-846) requirements. Amber Glass Bottle. 1L
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Ammonium Hydroxide Solution, 10%, 100 ml MDB, Hach
Supplier: Hach
Used to adjust pH in determination of metals.
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Formula 2533™ Nitrification Inhibitor for BOD, TCMP, 35 g, Hach
Supplier: Hach
TCMP - 2-chloro-6 (trichloromethyl) pyridine (N-Serve), coated on an inert substrate.
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Phosphate Standard Solution, 100 mg/L as PO₄ (NIST), 100 ml, Hach
Supplier: Hach
For accuracy checks in phosphate (phosphorus) determinations.
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Manganese Standard Solution, 1000 mg/L as Mn (NIST), 100 ml, Hach
Supplier: Hach
Standard solutions for accuracy checks in manganese determinations.
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Ground & Waste Water Pollution Standard Solution 4, Specpure®
Supplier: Thermo Scientific Chemicals
Specpure*,UN3264,Liquid,WARNING: Irritates skin and eyes,100ml,500ml,CORROSIVE,
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Chlorine Standard Solution, Ampules, Hach
Supplier: Hach
For accuracy checks in chlorine determinations.
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Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: BDH
Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: BUSHNELL CORPORATION
Fournisseur: VWR International
Fournisseur: VWR International
Fournisseur: BDH
Fournisseur: BD