CAS: 109-99-9 Boiling Point: 66°C/150.8°F Color: Colorless Formula Weight: 72.11g/mol Melting Point: −108.4°C/−163.1°F pH: 7 to 8 Physical Form: Liquid MDL Number: 5356 Molecular Formula: C₄H₈O Vapor Density: 2.5 Vapor Pressure: 200mbar at 20°C Viscosity: 0.55cp at 20°C 1LT Tetrahydrofuran, for HPLC, unstabilised

CAS: 141-78-6 Boiling Point: 75°C/167°F Color: Colorless Formula Weight: 88.11g/mol Melting Point: −83.5°C/−118.3°F Physical Form: Liquid MDL Number: 9171 Molecular Formula: C₄H₈O₂ Vapor Density: 3.04 Vapor Pressure: 103mbar at 20°C Viscosity: 0.45cp at 20°C 2.5LT Ethyl acetate, for HPLC

500ML STANDARD 84µS + CERTIFICAT

CAS: 110-82-7 Boiling Point: 81°C/177.8°F Color: Colorless Formula Weight: 84.15g/mol Melting Point: 6.5°C/43.7°F Physical Form: Liquid MDL Number: 3814 Molecular Formula: C₆H₁₂ Vapor Density: 2.9 Vapor Pressure: 104mbar at 20°C Viscosity: 0.94 mPaS at 20°C 2.5LT Cyclohexane, Certified AR for analysis

100 ML Primary Opalescence Suspension EU Pharmacopoeia Grade 100mL

500ML STANDARD 10µS + CERTIFICAT

CAS: 109-99-9 Boiling Point: 66°C/150.8°F Color: Colorless Formula Weight: 72.11g/mol Melting Point: −108.4°C/−163.1°F pH: 7 to 8 Physical Form: Liquid MDL Number: 5356 Molecular Formula: C₄H₈O Vapor Density: 2.5 Vapor Pressure: 200mbar at 20°C Viscosity: 0.55cp at 20°C 1LT Tetrahydrofuran, Certified AR for analysis, stabilised with 0.025% BHT

500 ML CONDUCTIVITY STANDARD 100,000µM/CM 500ML

CAS: 142-82-5 Boiling Point: 98°C/208.4°F Color: Colorless Formula Weight: 100.2g/mol Melting Point: −91°C/−131.8°F Physical Form: Liquid MDL Number: 9544 Molecular Formula: C₇H₁₆ Vapor Density: 3.5 Vapor Pressure: 48mbar at 20°C Viscosity: 0.4 mPaS at 20°C 1LT Heptane, for HPLC, approx. 99% n-Heptane

CONDUCT. STANDARD 1.3uS/cm

100 ML COBALTOUS CHLORIDE CS

500ML STANDARD 1413µS + CERTIFICAT

CAS: 75-05-8 Boiling Point: 81°C/177.8°F Color: Colorless Formula Weight: 41.05g/mol Melting Point: −46°C/−50.8°F Physical Form: Liquid MDL Number: 1878 Molecular Formula: C₂H₃N Vapor Density: 1.42 Vapor Pressure: 97mbar at 20°C Viscosity: 0.36cp at 20°C 1LT Acetonitrile, HPLC for gradient analysis, meets analytical specification of Ph.Eur

500ML STANDARD 12,88MS +CERTIFICAT

Chemical Name or Material: Ruthenium Name Note: Ru 10, 000μg/mL Physical Form: Liquid Molecular Formula: RuCl₃ in 20% HCl MDL Number: MFCD00011207 RUTHENIUM ICP-STD RU 10000UG/ML 50ML

500ML STANDARD 100µS + CERTIFICAT

100ML PRIMARY OPALESCENCE

CAS: 64-17-5 Boiling Point: 78°C/172.4°F Color: Clear Colorless Formula Weight: 46.07g/mol Melting Point: −114°C/−173.2°F pH: 7 Physical Form: Liquid MDL Number: 3568 Molecular Formula: C₂H₆O 1LT Ethanol absolute 99.8+%, Certified AR for analysis, meets Ph.Eur., BP,USP

CAS: 75-05-8 Boiling Point: 81°C/177.8°F Color: Colorless Formula Weight: 41.05g/mol Melting Point: −46°C/−50.8°F Physical Form: Liquid MDL Number: 1878 Molecular Formula: C₂H₃N Vapor Density: 1.42 Vapor Pressure: 97mbar at 20°C Viscosity: 0.36cp at 20°C 1LT Acetonitrile, for HPLC

1000 ML Acetic Anhydride solution R1 EU Pharmacopo

CAS: 67-64-1 Boiling Point: 56°C/132.8°F Color: Colorless Formula Weight: 58.08g/mol Melting Point: −95°C/−139°F pH: 7 Physical Form: Liquid MDL Number: 8765 Molecular Formula: C₃H₆O Vapor Density: 2 Vapor Pressure: 247mbar at 20°C Viscosity: 0.32 mPaS at 20°C 1LT Acetone, Certified AR for analysis, meets analytical specification of Ph.Eur

1000 ML Sodium Arsenite solution 0.05mol/L 1000mL

1 ML Metabolite Ethylene Oxide in Methanol 1,000µg/mL 1mL

X50 BENZOIC ACID BLISTER PACKS

CAS: 75-05-8 Boiling Point: 81°C/177.8°F Color: Colorless Formula Weight: 41.05g/mol Melting Point: −46°C/−50.8°F Physical Form: Liquid MDL Number: 1878 Molecular Formula: C₂H₃N Packaging: Amber glass bottle Vapor Density: 1.42 Vapor Pressure: 97mbar at 20°C Viscosity: 0.36cp at 20°C 1LT Acetonitrile, for HPLC-MS

100ML PRIMARY STANDARD Y PH EUR

CONDUCT. STANDARD 5uS/cm

X5 SOL 60ML CONDUCTIVITYTDS 1413US

X12 AMP 200MOSM/KG H2O OSMOLALITY STANDARD

100 ML Periodic Acetic Acid solution EU Pharmacopoeia Grade 100mL