EPR Calibration Standards

Latex Beads

pH Buffer Solutions

REAGENT

2,2-Diphenyl-1-picrylhydrazine

98%

CAS:1707-75-1

Formula:C₁₈H₁₃N₅O₆

MW:395.33 g/mol

฿4,390.00

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REAGENT

Perfluorotributylamine

80%

CAS:311-89-7

Formula:C₁₂F₂₇N

MW:671.09 g/mol

฿660.00

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REAGENT

2-Methylnonane

≥99%(GC)

CAS:871-83-0

Formula:C₁₀H₂₂

MW:142.29 g/mol

฿1,080.00

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REAGENT

2,2,4,4,6,8,8-Heptamethylnonane

≥97%(GC)

CAS:4390-04-9

Formula:C₁₆H₃₄

MW:226.45 g/mol

฿1,080.00

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REAGENT

Sodium hydrogen phthalate half-hydrate

99.8%

CAS:827-27-0

Formula:C₈H₅NaO₄₀₅H₂O

MW:197.12 g/mol

฿920.00

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REAGENT

Carboxylated polystyrene latex particles of blue

diameter 6.0 - 6.9μm, 2.5% w/v

CAS:9003-53-6

฿6,280.00

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REAGENT

pH Buffer Standard Solution

pH=1.68(25℃)

฿580.00

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REAGENT

Ammonia as N IC standard

500mg/L, solvent: water

฿1,180.00

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REAGENT

Ammonia as N IC standard

1000μg/ml, solvent: H2O (water)

฿960.00

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REAGENT

Ammonia as N IC standard

1000μg/mL Matrix: Water U=0.5%

฿1,080.00

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