CAS: 1310-73-2 Molecular Formula: HNaO Molecular Weight (g/mol): 39.997 MDL Number: MFCD00003548 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Synonym: sodium hydroxide, caustic soda, sodium hydrate, white caustic, soda lye, aetznatron, ascarite, sodium hydroxide na oh, sodium hydroxide solution, soda, caustic PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+] 500ML Sodium hydroxide 50% solution w/w certified

Thermo Scientific™ Remel McFarland Equivalence Turbidity Standard is packaged in plastic case with a visual comparison card. MCFARLAND TURBIDITY STD 5

Provides an extremely clear and accurate visual pH value using four different segments of dye-impregnated indicator papers. Whatman™ pH Indicator Papers, CF Strips use dyes that are chemically bonded to the paper and cannot be leached into solution. X100 PH STRIPS PH4,5 - 10

CAS: 7697-37-2 Molecular Formula: HNO3 Molecular Weight (g/mol): 63.012 MDL Number: 11349 InChI Key: GRYLNZFGIOXLOG-UHFFFAOYSA-N Synonym: hydrogen nitrate, aqua fortis, azotic acid, salpetersaeure, rfna, acidum nitricum, nital, acide nitrique, nitrous fumes, nitryl hydroxide PubChem CID: 944 ChEBI: CHEBI:48107 IUPAC Name: nitric acid SMILES: [N+](=O)(O)[O-] 250ML Nitric acid 67-69%, Optima(TM), for ultra trace elemental analysis

Combine compact design with high performance, reliability and safety Sterilelite 24 benchtop Autoclave 24L with UK plug

Compact, rugged design with large, easy-to-read digits. Fisherbrand Traceable Portable Dissolved Oxygen Meter Pen has a water-resistant design with O-ring seal and membrane keypad which assures a long life in severe lab or harsh plant environments. DISSOLVED OXYGEN METER PEN DO 0MG/Lto 20mg/L, accuracy 0.4mg/L temp 0C to 50C, accura

Generate an accurate turbidity reading quickly with the Thermo Scientific™ Orion™ AQUAfast AQ3010 Turbidity Meter AQUAFAST III ORION TURBIDIMETER,

Utilize dual LED light sources and drinking water / wastewater methods approved for U.S. EPA regulatory reporting offered by the Thermo Scientific™ Orion™ AQ4500 Turbidity Meter AQUAFAST IV TURBIDITY MTR

Designed for quick and easy turbidity measurement in the laboratory Turbidirect Lovibond Trübungsmessgerät im Koffer

Ensure your turbidity meter has the accessories it needs, including turbidity vials, primary turbidity standards, Formazin turbidity standards, and more. CALIBRAT. KIT AQUAFAST TURBIDITY-DO NOT FREEZE

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For use with TB300-IR Lab Turbidimeter. STANF=DARD KIT AL450T-IR

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Measure dissolved oxygen levels without the difficulties of membrane replacement by using the Thermo Scientific™ Orion™ RDO™ Dissolved Oxygen Probe. RDO PROBE ST.STEEL GUARD 15M CAB

Sterile Filtered Trace element 1 (100ml)

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material CLARITAS PPT GRADE MULTI-ELEMENT SOLN 2A, W/O HG

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.015 MDL Number: 11332 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: dihydrogen oxide, dihydrogen monoxide PubChem CID: 962 ChEBI: CHEBI:15377 IUPAC Name: oxidane SMILES: O 2LT Water, Optima(TM), for ultra trace elemental analysis

CAS: 92112-69-1 Molecular Formula: C6H14 Molecular Weight (g/mol): 86.18 MDL Number: MFCD02179311 InChI Key: VLKZOEOYAKHREP-UHFFFAOYSA-N Synonym: n-hexane, esani, skellysolve b, gettysolve-b, hexyl hydride, hexan, dipropyl, heksan, hexanen, hexanes PubChem CID: 8058 ChEBI: CHEBI:29021 IUPAC Name: hexane SMILES: CCCCCC 1LT Hexanes, Optima

CAS: 7440-50-8 Molecular Formula: Cu Molecular Weight (g/mol): 63.546 InChI Key: RYGMFSIKBFXOCR-UHFFFAOYSA-N PubChem CID: 23978 ChEBI: CHEBI:30052 IUPAC Name: copper SMILES: [Cu] ASSURANCE GRADE COPPER STANDARDSalpetersäure, 250ml

CAS: 7439-89-6 Molecular Formula: Fe Molecular Weight (g/mol): 55.845 InChI Key: XEEYBQQBJWHFJM-UHFFFAOYSA-N PubChem CID: 23925 ChEBI: CHEBI:82664 IUPAC Name: iron SMILES: [Fe] ASSURANCE GRADE IRON STANDARD 250ml

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material ICP/ICPMS MULTI-ELEMENT SOLUTION 2,5%HNO3,125ML (N

CAS: 7783-20-2 Molecular Formula: H8N2O4S Molecular Weight (g/mol): 132.134 InChI Key: BFNBIHQBYMNNAN-UHFFFAOYSA-N PubChem CID: 6097028 ChEBI: CHEBI:62946 IUPAC Name: diazanium;sulfate SMILES: [NH4+].[NH4+].[O-]S(=O)(=O)[O-] ASSURANCE GRADE SULFUR STANDARD100ml

CAS: 7440-70-2 Molecular Formula: Ca Molecular Weight (g/mol): 40.078 InChI Key: OYPRJOBELJOOCE-UHFFFAOYSA-N PubChem CID: 5460341 ChEBI: CHEBI:29320 IUPAC Name: calcium SMILES: [Ca] ASSURANCE GRADE CALCIUM STANDARDSalpetersäure, 250ml

Add dissolved oxygen and temperature measurement capabilities to your Versa Star meter using the Thermo Scientific™ Orion™ Versa Star Dissolved Oxygen / RDO Measurement Module RDO/DO MODULE

CLARITAS PPT-Standard Quecksilber 100 µg/ml in 2%HNO3, 100 ml

Measure common water and wastewater parameters using the Thermo Scientific™ Orion™ AQUAfast AQ4000 Colorimeter with 65 preprogrammed methods and Auto-Test ampoule compatibility X10 AQUAFAST II 16MM RPLACE VIALS

Use Thermo Scientific™ Orion™ AQUAfast Tablet Reagents to perform colorimetric measurements of common water parameters with convenient, rapidly dissolving tablets X100 AQUAFAST II NITRITE TABLETS

Use these Organic Certified Reference Materials for a wide range of HPLC/GC/LC applications. SPEX CertiPrep™ Pesticide Mix 5 containing 14 compounds in acetronitrile is ideal for pesticide screening, food safety and QuEChERS applications. 1ML Pesticide Mix 5, 100 µg/mL

Use these Organic Certified Reference Materials for a wide range of HPLC/GC/LC applications. SPEX CertiPrep™ Pesticide Kits containing 10-multi-compound mixes are ideal for pesticide screening, food safety and QuEChERS applications. 1ML Pesticide Kit, 100 µg/mL

Sensible solutions for pesticide extraction 1ML QuEChERS AOAC Internal Standard Mix, 40 µg/mL