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.
J.T.Baker® BAKERBOND Speedisk®, Oil and Grease Standards Kit
Supplier: AVANTOR PERFORMANCE MATERIAL LLC
51 ml/bottle mixture of 2 mg/mLl Stearic Acid and 2 mg/ml n-Hexadecane in ULTRA RESIANALYZED Acetone.
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Nitrogen (total) Standard Solution, CRM traceable to SRM from NIST 100 mg/L N in H₂O
Supplier: MilliporeSigma
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Spectroquant® AOX Standard 8 - 16 quality tests
Supplier: MilliporeSigma
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BOD Standard (analogous to EN 1899) for 10×1 L Standard Solution 210 ± 20 mg/L Spectroquant®, MilliporeSigma
Supplier: MilliporeSigma
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COD Standard Solutions, CRM traceable to SRM from NIST
Supplier: MilliporeSigma
COD standard solution, Supelco® Certipur®, 20 mg/L
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Nitrogen (total) Standard Solution, CRM traceable to SRM from NIST 12.0 mg/L N in H₂O
Supplier: MilliporeSigma
Supelco® Certipur®
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Supelco® Nitrogen (total) Standard Solution, CRM traceable to SRM from NIST 2.50 mg/L N in H₂O
Supplier: MilliporeSigma
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Certipur® TOC standard solution acc. to EN 1484-H3/DIN 38409-H3 as potassium hydrogen phthalate in water, stabilized
Supplier: MilliporeSigma
TOC standard, Supelco® Certipur®, 1000 mg/L
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Orion™ ISE Surfactant Analysis Solutions, Thermo Scientific
Supplier: Thermo Fisher Scientific
ISE Surfactant Analysis Solutions for titrations with surfactant ion selective electrodes (ISE)
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Molybdenum Standard Solution, 1000 mg/L as Mo (NIST), 100 mL, Hach
Supplier: Hach
For accuracy checks in molybdenum determinations.
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Copper Standard Solution, 100 mg/L as Cu (NIST), 100 ml, Hach
Supplier: Hach
For accuracy checks in copper determinations.
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Sulfate Standard Solution, 2500 mg/L as SO₄ (NIST), 500 ml, Hach
Supplier: Hach
For accuracy checks in sulfate determinations.
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Phosphate Standard Solution, 500 mg/L as PO₄ (NIST), 10 ml, Hach
Supplier: Hach
For accuracy checks in phosphate (phosphorus) determinations.
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Chromium Hexavalent Standard Solution, 12.5 mg/L as Cr6+ (NIST), 10 ml, Hach
Supplier: Hach
For accuracy checks in hexavalent chromium determinations.
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Ground & Waste Water Pollution Standard Solution 3, Specpure®
Supplier: Thermo Scientific Chemicals
For US EPA Clean Water Act.
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Volatile Acid Standard Solution, 62500 mg/L as Acetic Acid, 10 ml, Hach
Supplier: Hach
For accuracy checks in volatile acids determinations.
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SpecCheck Gel Secondary Standard Set, Ozone, Mid-Range, Hach
Supplier: Hach
For Ozone Indigo method, MR, 0-.75 mg/L as O₃.
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SpecCheck Secondary Gel Standards Sets, DPD Chlorine, LR
Supplier: Hach
DPD chlorine, low range, 0 to 2 mg/L as Cl₂.
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Nitrification Inhibitor for BOD, Formula 2533™, TCMP, Hach
Supplier: Hach
TCMP - 2-chloro-6 (trichloromethyl) pyridine (N-Serve), coated on an inert substrate
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Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters, RICCA Chemical Company
Supplier: Ricca Chemical
Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters, RICCA Chemical Company
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Phosphate Standard Solution, 50 mg/L as PO₄ (NIST), 500 ml, Hach
Supplier: Hach
For accuracy checks in phosphate (phosphorus) determinations.
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Silica Standard Solution, 1 mg/ml as SiO₂ (NIST), 500 ml, Hach
Supplier: Hach
For accuracy checks in silica determinations.
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Lanthanum nitrate, Releasing Agent Solution, Specpure®, Thermo Scientific
Supplier: Thermo Scientific Chemicals
Lanthanum nitrate, Releasing Agent Solution, Specpure®, Thermo Scientific
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Inorganic Carbon Standard, 1 ml = 1 mg C, 1000 ppm CAPHA/ASTM/EPA - for Total Organic Carbon (TOC), Ricca Chemical Company
Supplier: Ricca Chemical
Sodium carbonate and sodium bicarbonate in water, 1000ppm carbon.
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Nitrogen-Ammonia Standard Solution, 50 mg/L as NH3-N, 10 ml Voluette Ampules, Hach
Supplier: Hach
For accuracy checks in ammonia nitrogen determinations.
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SpecCheck Secondary Gel Standards Set for Monochloramine and Free Ammonia, Hach
Supplier: Hach
This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
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Alternate Water Standard II (Metals), Ricca Chemical Company
Supplier: Ricca Chemical
Alternate Water Standard II (Metals), Ricca Chemical Company
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SpecCheck Secondary Gel Standards Set, DPD Chlorine - MR, Hach
Supplier: Hach
Chlorine SpecCheck Secondary Standards Kit for Mid Range DPD Chlorine Methods. Contains a blank vial and 3 colored vials at ~0.2, ~1.5, and ~3.5 mg/L Cl2. SpecCheck Standards are computer-formulated and have a two-year shelf life from date of manufacture. For use only with Mid Range DPD chlorine methods. Not for use with Low Range methods (including LR/HR Pocket Colorimeter II).
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Sodium Thiosulfate Standard Solution, 0.1 N, Hach
Supplier: Hach
For sample dechlorination prior to analysis.
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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. 500mL
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: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: VWR International
: BUSHNELL CORPORATION
: VWR International
: VWR International