DW AW AWD AWD AWDA A A Stable Lab Jacks A A A A A A A A A Innovative design A virtually eliminates A any side play or A rocking. Two sizes. A A A Precision A Translators A A A A A A A A A Stable rolling ball A construction. Quality A components. Smooth A positioning. 15 models. A Prices start at $70. A A A Telescoping Post Mounts A A A A A A A A A A Stable rugged construction. Coarse A and fine vertical A positioning and simple A rotation. Available in A six versions. A Send for free catalog. A A A newport A research NRC] A corporation A 18235 Mt. Baidy Circle A Fountain Valley, Ca. 92708
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Phone (714) 962-7701 Telex 685535
CIRCLE 162 O N READER SERVICE CARD
these postage paid reply cards for free data on all products advertised in this issue.
FIRST C L A S S Permit No. 25682 Philadelphia, Pa. 19101
BUSINESS REPLY CARD No postage stamp necessary if mailed in the United States POSTAGE WILL BE PAID BY
ANALYTICAL CHEMISTRY P . O . Box
8660
Philadelphia, Pennsylvania 19101
Analytical Chemistry
Valid through JULY 1976
MARCH 1976
N E W P R O D U C T S , CHEMICALS, LITERATURE: 416 417 418 419 420 421 422 423 424 425 426 427 443 444 445 446 447 448 449 450 451 452 453 454 470 471 472 4/3 474 475 476 477 478 479 480 481
401 428 455 482
402 429 456 483
403 430 457 484
404 431 458 485
405 432 459 486
406 433 460 487
407 434 461 488
408 435 462 489
ADVERTISED P R O D U C T S : 20 21 22 23 24 25 26 47 48 49 50 51 52 53 74 75 76 77 78 79 80 101 102 103 104 105 106 107 128 129 130 131 132 133 134 155 156 157 158 159 160 161 182 183 184 185 186 187 188 209 210 211 212 213 214 215 236 237 238 239 240 241 242
5 32 59 86 113 140 167 194 221 248
6 33 60 87 114 141 168 195 222 249
7 34 61 88 115 142 169 196 223 250
8 35 62 89 116 143 170 197 224 251
9 36 63 90 117 144 171 198 225 252
10 37 64 91 118 145 172 199 226 253
11 38 65 92 119 146 173 200 227 254
12 13 39 40 66 67 93 94 120 121 147 148 174 175 201 202 228 229 255 256
PRODUCT CAPSULES:
27 54 81 108 135 162 189 216 243
1 28 55 82 109 136 163 190 217 244
2 29 56 83 110 137 164 191 218 245
3 30 57 84 111 138 165 192 219 246
4 31 58 85 112 139 166 193 220 247
411 438 465 492
412 439 466 493
413 440 467 494
414 415 441 442 468 469 495 496
14 15 16 17 18 19 41 42 43 44 45 46 68 69 70 71 72 73 95 96 97 98 99 100 122 123 124 125 126 127 149 150 151 152 153 154 176 177 178 179 180 181 203 204 205 206 207 208 230 231 232 233 234 235 257 258 259 260 261 262
301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346
Name
Position
Companv Street State
409 410 436 437 463 464 490 491
nity 7ip
Telephone