KroyTech Workbenches
Chemical Resistant Workbench Description
Phone: 954-946-8539

ACIDS	BASES	79. Eucalyptol
1. Nitric Acid (all concentrations) **	40. Sodium Hydroxide	80. Marcaine
2. Glacial Acetic Acid, 99%	41 Sodium Sulfide, 15 %	81. Zephiran Chloride
3 Sulfuric Acid (all concentrations)**	42. Ammonium Hydroxide(all concentrations)	82. Zinc Oxide Ointment
4.Hydrochloric Acid (all concentrations)**		83. Lysol (without hydrogen chloride)
5. Phosphoric Acid (all concentrations)*	GENERAL REAGENTS	84. Ammonia
6. Formic Acid (all concentrations)*	43. Sodium Hypochlorite, 5 %	85. Thymol and Alcohol
7. Acetic Acid (all concentrations)	44. Calcium Hypochlorite (concentrated)*	86.CMC(camphorated para-hlorophenol)
8. Hydrofluoric Acid (48%) **	45. Hydrogen Peroxide, 3 %	87. Quaternary Ammonia Compounds (Eugenol)
9. Aqua Regia*	46. Trisodium Phosphate, 30 %	88. Monsel’s Solution (Ferric Subsulfate)*
10. Chromic Trioxide (Chromic Acid)	47. Sodium Thiocyanate	89. Sodium Carbonate, 12.5 %
11. Perchloric Acid, concentrated	48. Zinc Chloride (all concentrations)
12. Picric Acid, 0.05M	49. Lactated Ringers (salted mixture)	STAINS AND INDICATORS
13. Tannic Acid, saturated	50. Sucrose, 50 %	90. Bromothymol Blue
14. Uric Acid, saturated	51. Gasoline	91. Phenolphthalein
	52. Kerosene	92. Methyl Red
SOLVENTS	53. Mineral Oil	93. Methyl Orange
15. Trichloroethylene	54. Vegetable Oil	94. Ag Eosin Bluish, 5 % in Alcohol
16. Carbon Dilsulfide	55. Water	95. Ag Gentian Violet, 1 %
17. Acetone	56. Sodium Chromate (Phosphorus Pentoxide)	96. Wright’s Blood Stain
18. Formaldehyde	57. Potassium Permanganate *	97. Methylene Blue
19. Methanol	58. Silver Nitrate *	98. Sudan III
20. Ethyl Acetate	59. Formalin	99. Nigrosine (India Ink)
21. Toluene	60. Benedict’s Solution	100. Crystal Violet
22. n-Hexane	61. Phosphate Buffered Saline	101. Malachite Green
23. Ethyl Alcohol	62. Copper Sulfate	102. Cresol Red
24. Chloroform	63. Petroleum Jelly	103. Gram Stains
25. Phenol	64. Aluminon (Tannic Acid)	104. Safranin O
26. EDTA	65. Ethylene Glycol	105. Thymol Blue
27. Xylene	66. Pine Oil
28. Butyl Alcohol	67. Methyl Methacrylate	** Causes slight damage. The degree of damage is proportional to the length of exposure and concentration.
29. Amyl Alcohol	68. Alconox (lab detergent)I
30. Amyl Acetate	69. Karl Fisher Reagent
31. o-Cresol	70. Urea
32. Dioxane	71. Naphtha
33. Trichloroethane	72. Cellosolve	* Causes slight change of gloss or color. All other items have no visible effect on ChemArmor® laminates.
34. Chlorobenzene	73. Ammonia Phosphate
35. Dimethyl Foramide	74. Iodine
36. Methylene Chloride	75. Providone Iodine
37. Methyl Ethyl Ketone	76. Tincture of Mercurochrome*
38. Napthalene	77. Tincture of Iodine	RESISTANCE TEST PROCEDURE The above chemicals were placed on ChemArmor® laminate under a watch glass for 16 hrs. Exposure effects were then evaluated.
39. Tetrahydrofuran	78. Tincture of Merthiolate	(Test Method 3.4 per ANSI/NEMA LD3 current edition)

TABLE 2 – TEST VALUES

TEST	NEMA STANDARD (HGL)	TYPICAL NEVAMAR VALUES
Wear Resistance: Wear Value (cycles)	400 min.	1200 cycles
Dart Impact Resistance	300MM	500MM
Impact Resistance: (Inches dropped)	35 inches	44 inches
Dimensional Change: Length (Machine direction) Width (Cross direction)	0.6% max 1.0% max.	0.35% 0.85%
Resistance to Boiling Water	No Effect	No Effect
Resistance to High Temperature	Slight Effect	No Effect
Radiant Heat Resistance	100 sec. Min.	300 seconds
Stain Resistance	Unaffected by reagents 1-10; moderate 11-15	Unaffected by reagents 1-15
Light Resistance	Slight Effect	No Effect
Cleanability	20	7-10

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