GC/MS low bleed phases

• Phase with low polar effect
• Crossbond, 5% diphenyl 95% dimethyl polysiloxane
• Low leakage column for the analysis of hydrocarbons, PCBs, pesticides, aromatics, semi-volatile compounds, essential oils, drugs and anesthetics
• Maximum temperature: -350 °C for df ≤ 0.25 µm, -320 °C for df = 0.50 µm and 1.00 µm, -300 °C for df ≥ 1.50 µm
• Equivalent to USP G27 and G36 phases

• Phase with low polar effect
• Crossbond, silphenylene methyl polysiloxane
• Extra low bleed phase and inert column for analysis of hydrocarbons, PCBs, pesticides, aromatic compounds, semi-volatile compounds, essential oils, drugs and anesthetics
• Maximum temperature:

-350 °C for df ≤ 0.25 µm,

-320 °C for df = 0.50 µm and 1.00 µm,

-300 °C for df ≥ 1.50 µm

• Equivalent to USP G27 and G36 phases

• Phase with low polar effect
• Crossbond, a patented phase
• Low-impact column for semi-volatile substances, pesticides, PHBs and PAHs
• Maximum temperature:

-360 °C for df ≤ 0.25 µm,

-340 °C for df = 0.50 µm

• Middle polar phase
• Crossbond, 35% diphenyl 65% dimethyl polysiloxane
• Low leakage columns for pesticides, PCBs, phthalate esters and sterols
• Maximum temperature: -340 °C for df ≤ 0.25 µm, -320 °C for df = 0.50 µm, -300 °C for df = 1.00 µm
• Equivalent to USP G28, G32 and G42 phases

• Medium to highly polar phase
• Crossbond, 50% diphenyl 50% dimethyl polysiloxane
• Columns with low liquid discharge for pesticides, phthalate esters, sterols and steroids
• Maximum temperature: -340 °C for df ≤ 0.25 µm, -320 °C for df = 0.50 µm, -300 °C for df = 1.00 µm
• Equivalent to USP G3 and G17 stage

• Medium to highly polar phase
• 25% cyanopropyl, 25% phenyl, 50% methyl polysiloxane
• Columns with low discharge of sterols, FAME and aromatic compounds
• Maximum temperature: -260 °C for df ≤ 0.25 µm
• Equivalent to USP G7 and G19 phases

• Phase of low to medium polar action
• Crossbond, 6% cyanopropylphenyl, 94% methyl polysiloxane
• Low discharge columns for residual solvents, alcohols and volatile organic pollutants
• Maximum temperature 260 °C
• Equivalent to USP G43 phase

• Phase of low to medium polar action
• Crossbond, 6% cyanopropylphenyl, 94% methyl polysiloxane
• Low discharge columns for residual solvents, alcohols and volatile organic pollutants
• Maximum temperature 260 °C
• Equivalent to USP G43 phase

• Highly polar phase
• Crossbond, polyethylene glycol
• Columns with low release of volatile substances, aromatic compounds, flavors, fragrances, residual solvents and FAME
• Maximum temperature 250 °C
• Equivalent to USP G14, G15, G16 and G39 stages