NEW PRODUCTS- -CHEMICALS Chemicals Osmic acid (osmium tetroxide). In safety-sealed, break-away glass ampules containing Vi, 7a, or 1 gram; for medical and chemical uses. Engelhard Industries, Newark, N.J. 060
Latex (Geon 950X1). Heat-reactive latex to be used as flameretardant binder or coating for paper, textiles, and nonwovens; halogenated, phosphorus-containing polymer which is inherently flame-retardant without compounding. B.F. Goodrich Chemical Co., Cleveland, Ohio 068
Nitrogen dioxide determination tablets. Modified Saltzman reagent tablets for determination of atmospheric N 0 2 ; stable tablets dissolve in water, give analytical solution showing color changes followed on spectrophotometer on exposure to N 0 2 ; enables field determinations. Resource Control, Inc., West Haven, Conn. 061
Blood alcohol reagent kit. Reagent kit for measuring blood alcohol concentration, using rapid enzymic procedure at room temperature; requires no expensive instrumentation or highly trained personnel; final measurements on simple colorimeter; reagent ready for instant reconstitution with water. Worthington Biochemical Corp., Freehold, N.J. 069
Glass-reinforced polyimide resin (Thermocomp "YF-1004"). Thermoplastic polyimide resin available in limited commercial quantities; said to have highest deflection temperature of any thermoplastic, 540° F. at 264 p.s.i.; high chemical resistance and strength; designed for injection molding and high tempera ture dielectric applications. L N P Corp., Malvern, Pa. 062
Ultraviolet absorber (Tinuvin P ) . UV absorber, may be safely used in rigid PVC used for packaging fatty and nonfatty foods, meeting federal regulations; protects against deg radation of certified and natural colors, flavors, fragrances, and other formulation components in cosmetics and foods by preventing UV radiation from penetrating container. Geigy Industrial Chemicals, Ardsley, N.Y. 070
TLC spray reagents. Four new spray reagents, including ninhydrin, potassium iodoplatinate, bismuth subnitrate (Dragendorff), and silver acetate; contained in shatterproof glassplastic containers with inert plastic outlets. Quantum Indus tries, Fairfield, N.J. 063
Polycarbonate (Lexan 500). Polycarbonate plastic said to have most metal-like combination of toughness and rigidity of any plastic material: self-extinguishing, high creep resistance. Gen eral Electric, Pittsfield, Mass. 071
Zirconia thermal insulation material. New refractory fibrous material, providing lightweight thermal protection at tem peratures to 4500° F.; low thermal conductivity, low heat ca pacity, and good thermal shock resistance; for use in laboratory furnaces, annealing furnaces, induction heating and brazing applications, high-temperature filter media, and catalyst sup ports. Union Carbide Corp., Tarrytown, N.Y. 064
Literatute Ultrapure chemicals. Description of 800 ultrapure metals and salts in 1970 catalog; purities to 99.99995%; also lists ac cessories for laboratory, and materials for use in thin-film or vacuum deposition. Apache Chemicals, Rockford, 111. 001
"Carbide-paper." Thin, pliable sheet of steel to which are permanently fused sand-size particles of virgin tungsten-car bide; sharp, hard cutting edges, far outlasting ordinary sand paper; for polishing of plastics, ceramics, glass, metals, and other materials. Cord Chemical Co., Youngstown, Ohio 065
Specialty monomers and polymers. Data on unusual materi als available from stock, also including photoelastic spray and coating resins, chain transfer agents. Polysciences, Inc., War rington, Pa. 002 Sodium borohydride. Revised brochure describing reactions and handling procedures for sodium borohydride; 250 refer ences. Ventrol Metal Chemicals, Beverly, Mass. 003
Surfactant (Triton D F - 1 8 ) . Low-foam, nonionic biodegrad able surfactant; applications include dishwashing detergents, cleaning compounds, spray metal cleaners. Rohm and Haas Co., Philadelphia, Pa. 066
Hydrogen peroxide. New handling and product bulletins, list ing properties, assay and safety precautions, uses. PPG In dustries, Pittsburgh, Pa. 004
Nuclear radiation shielding material (Chemtree 2 6 M ) . Lowcost hydrogenous high-density shielding material; dry powder which sets into strong solid with water setting agent; may be plastered, sprayed, or poured, or cast in any shape for repairs. Chemtree Corp., Central Valley, N.Y. 067
Vitamin E. Water-soluble vitamin described in technical bul letin; applications, use. Eastman Chemical Products, Inc., Kingsport, Tenn. 005
fH June 1, 1970 060
•MAIL ICOUPON ;FOR FREE •INFORMATION.
Valid through Aug. 31, 1970
061
062
063
064
067
068
069
070
071
001
002
003
004
005
065
066
Name:
Title:
Company:
Street:
City:
State:
ZIP:
NATURE OF BUSINESS: Π Industrial Firm Π Academic Π Government Π Other Clip & Mail to: Chemical & Engineering News, Box No. 8648, Philadelphia, Pa. 19106
u JUNE 1, 1970 C&EN
63
