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preface to fifteenth edition

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TABLE 11.13<br />

McReynolds’ Constants for Stationary Phases in Gas Chroma<strong>to</strong>graphy (Continued)<br />

Stationary phase<br />

Chemical type<br />

Similar stationary<br />

phases<br />

Temp., C<br />

Min Max<br />

McReynolds’ constants<br />

x’ y’ z’ u’ s’ <br />

USP<br />

code<br />

Polar compounds<br />

Hi-EFF-3BP<br />

Carbowax 20M-<br />

TPA<br />

Supelcowax 10<br />

SP-1000<br />

Neopentylglycol<br />

succinate<br />

Polyethyleneglycol <br />

terephthalic acid<br />

Polyethyleneglycol <br />

terephthalic acid<br />

Polyethyleneglycol <br />

terephthalic acid<br />

50 230 272 469 366 539 474 2120 G 21<br />

60 250 321 367 368 573 520 2149 G 25<br />

DB-WAX, SA-WAX 50 280 305 551 360 562 484 2262<br />

60 220 304 552 359 549 498 2262<br />

Carbowax 20M Polyethyleneglycol SP-2300 25 275 322 536 368 572 510 2308 G 16<br />

Nukol<br />

SP-1000, FFAP,<br />

311 572 374 572 520 2349<br />

OV-351<br />

Carbowax 3350<br />

Formerly Carbowax 60 200 325 551 375 582 520 2353 G 15<br />

4000<br />

OV-351<br />

Polyethyleneglycol SP-1000 50 270 335 552 382 583 540 2392<br />

nitroterephthalic acid<br />

SP-2300 36% Cyanopropyl 25 275 316 495 446 637 530 2424<br />

Silar 5 CP<br />

50% Cyanopropyl phenyl<br />

silicone<br />

SP-2300 0 250 319 495 446 637 531 2428 G 7<br />

11.24

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