Chapter NR 400

NR 400.02 History History: Renum. from NR 154.01 and am. (1), (2), (3), (94) and (96), cr. (7), (8), (17), (18), (32), (34), (53) and (60), (64) renum. from NR 404.01 (7), Register, September, 1986, No. 369, eff. 10-1-86; cr. (46m), Register, January, 1987, No. 373, eff. 2-1-87; am. (66), Register, September, 1987, No. 381, eff. 10-1-87; emerg. am. (66), eff. 10-1-87; r. (14) and (91), cr. (47e), (55e) and (80s), am. (59) and (69), renum. (98) to be NR 406.02 (12); (5e), (17m), (43m), (46s), (53e) and (53s) renum. from NR 410.02 (1), NR 406.02 (3), (4) and (6) and NR 410.02 (4) and (5) and am. (46s), Register, April, 1988, No. 388, eff. 5-1-88; am. (66), renum. (77) to be NR 445.02 (9m), cr. (66m), (69m) and (77), Register, December, 1988, No. 396, eff. 1-1-89; r. (1), (22), (25), (30), (43), (47), (48), (52), (73) and (85), am. (2), (3), (5e), (8), (17), (18), (32), (34), (40), (45), (53), (55), (60), (70), (77), (95), (96) and (100), (11m), (16e), (21e), (21m), (22), (26m), (51m) and (72) renum. from NR 420.02 (3), (4), (7), 422.02 (6), 421.02 (2), 420.02 (12), 421.02 (5) and 419.02 (5) renum. (36), (71) and (72) to be NR 422.02 (12s), 420.02 (29m) and 420.02 (29p), Register, February, 1990, No. 410, eff. 3-1-90; (4m) and (43) renum. from NR 440.02 (4) and 440.64 (2) (d), Register, September, 1990, No. 417, eff. 10-1-90; am. (4), (26), (31), (66) and (80), cr. (78m) and (98), renum. (16) to be NR 406.02 (1), Register, August, 1991, No. 428, eff. 9-1-91; am. (50), r. (13), (5s), (60m), (80m) and (98m), renum. from NR 404.02 (1), NR 415.02 (4) and (7), NR 429.02 (2) and am., renum. (46s), (47e) and (51m) to be (47), (48) and (52), (37), (82), (92) and (101) to be NR 417.02 (1), 449.02 (10m), (11m) and (18), Register, May, 1992, No. 437, eff. 6-1-92; emerg. am. (55), eff. 11-15-92; (39m) renum. from NR 405.02 (14) and am., cr. (43e) and (53m), r. (53e), r. and recr. (55), am. (100), Register, May, 1993, No. 449, eff. 6-1-93; cr. (1), (1j), (26e) and (91), (59m) renum. from NR 101.03 (13) and am., Register, June, 1993, No. 450, eff. 7-1-93; cr. (1b), (1e), (1m), (1q), (8m), (11q), (28m), (30), (36), (43b), (53e), (68m), (71) and (80e), am. (53m), Register, December, 1993, No. 456, eff. 1-1-94; cr. (1k), (1L), (17s), (21c), (21k), (26s), (40e), (47m), (51m), (60e), (60i), (69s), (81m), (96m) and (98s), Register, June, 1994, No. 462, eff. 7-1-94; cr. (98g), Register, December, 1994, No. 468, eff. 1-1-95; am. (43e), (47m), (51m), (77), (80) and (91), Register, February, 1995, No. 470, eff. 3-1-95; renum. (1) to (1a), renum. (1), (1c), (1v) from NR 407.02 (1), (2), (4), am. (1b), (1q), (39m), r. (11m), (15), (16e), (21), (36), (49), (74), cr. (22e), (22m), (40m), (40s), (41m), (57m), Register, April, 1995, No. 472, eff. 5-1-95; cr. (18m), (22s), (97m) and (101), am. (47) and (54), Register, June, 1995, No. 474, eff. 7-1-95; am. (98), Register, August, 1995, No. 476, eff. 9-1-95; am. (41), (77), (79) and (90), (53p) renum. from NR 411.02 (6), r. (60m), (60m) renum. from NR 440.02 (21), renum. (100) (u) to be (100) (w), cr. (100) (u) and (v), Register, December, 1995, No. 480, eff. 1-1-96; am. (43e), (80e) (a) (intro.), renum. (100) (w) to be (100) (x), cr. (100) (w), Register, June, 1996, No. 486, eff. 7-1-96; am. (39m), Register, December, 1996, No. 492, eff. 1-1-97; corrections made under s. 13.93 (2m) (b) 7., Stats., Register, December, 1996, No. 492; am. (43c) and (43d), renum. s. NR 423.02 (3) (3m), (4) and (8) to be s. NR 400.02 (22v), (26o) (26q) and (60s), Register, March, 1997, No. 495, eff. 4-1-97; renum. (43b) to be (43a), cr. (43b), Register, December, 1997, No. 504, eff. 1-1-98; renum. (1a) to (99), (100) (intro.) and (a) to (x) and (101) to be (2) to (162) (intro.) and (a) to (t) and (163) and am. and renumbered, (40), (55), (70), (77), (122), (124), (126), (131) and (139), cr. (74), (78), (87), (162) (x), (xa), (xb), (xc), (xd), (xe), (xf), (xg), (xh), (xi), (xj), (xk), (xL), (xm), (xn), (xo), (xp), (xq), (xr) and (y), am. (3), Register, October, 1999, No. 526, eff. 11-1-99; cr. (36m), Register, August, 2000, No. 536, eff. 9-1-00; cr. (45m), Register, January, 2001, No. 541, eff. 2-1-01; corrections made under s. 13.93 (2m) (b) 7., Stats., Register, January, 2001, No. 541; CR 02-146: am. (40), (70), (79) and (135) Register October 2003 No. 574, eff. 11-1-03; CR 02-097: am. (95), cr. (162) (wm), renum. NR 445.02 (1) to be NR 400.02 (27m) Register June 2004 No. 582, eff. 7-1-04; CR 01-081: am (64) Register September 2004 No. 585, eff 10-1-04; CR 03-066: renum. NR 404.02 (2) to be (19m) Register May 2005 No. 593, eff. 6-1-05; CR 04-107: cr. (73m) and (131m) Register August 2005 No. 596, eff. 9-1-05; CR 04-106: am (64) Register November 2005 No. 599, eff. 12-1-05; CR 05-055: renum. (162) (a) to be (a) 1., cr. (162) (a) (intro.) and 45. to 48. and (162) (b), renum. (162) (b) to (y) to be (162) (a) 2. to 44. and am. 40. and 42., renum. (162) (z) to be (162) (a) 49. Register December 2005 No. 600, eff. 1-1-06; CR 07-040: renum. (162) (a) 49. to be (162) (a) 50., cr. (162) (a) 49. Register April 2008 No. 628, eff. 5-1-08; CR 10-012: cr. (162) (a) 51. and 52. Register September 2010 No. 657, eff. 10-1-10; CR 10-048: cr. (66m) Register November 2010 No. 659. eff. 12-1-10; CR 10-050: (123e), (123s) renum. from NR 404.02 (4e), (4m) and am., am. (40), (70), (79), (135), cr. (123m) Register November 2010 No. 659, eff. 12-1-10; EmR1046: emerg. cr. (74m), eff. 12-15-10; CR 10-144: cr. (74m) Register August 2011 No. 668, eff. 9-1-11; CR 11-005: cr. (26m), (54m), (85m), (93m), (107m), (133e), (133m), (133s) renum. from 423.02 (1), (8), (8L), (8t), (9c), (9n), (9r) Register January 2012 No. 673, eff. 2-1-12; correction in (64) made under s. 13.92 (4) (b) 7., Stats., Register March 2012 No. 675; CR 13-070: r. (101), (106), am. (123m), (124) Register July 2014 No. 703, eff. 8-1-14; CR 15-005: r. (56), cr. (136m) Register November 2015 No. 719, eff. 12-1-15; CR 15-077: cr. (162) (a) 53. to 60. Register July 2016 No. 727, eff. 8-1-16; CR 19-015: am. (130), (136m) (intro.), (b), cr. (136r), (162) (a) 61., 62. September 2020 No. 777, eff. 10-1-20; CR 20-088: cr. (intro.) Register May 2022 No. 797, eff. 6-1-22.

NR 400.03 NR 400.03 Units and abbreviations. Abbreviations and symbols of units of measure used in chs. NR 400 to 499 are defined as follows:

NR 400.03(1) (1) System international (SI) units of measure:

NR 400.03(1)(a) (a) “A" — ampere

NR 400.03(1)(am) (am) “g" — gram

NR 400.03(1)(b) (b) “Hz" — hertz

NR 400.03(1)(bm) (bm) “J" — joule

NR 400.03(1)(c) (c) “K" — degree Kelvin

NR 400.03(1)(cm) (cm) “kg" — kilogram

NR 400.03(1)(d) (d) “kPa" — kilo pascal (1.0 kPa = 0.15 psia)

NR 400.03(1)(dm) (dm) “m" — meter

NR 400.03(1)(e) (e) “m 2" — square meter

NR 400.03(1)(em) (em) “m 3" — cubic meter

NR 400.03(1)(f) (f) “mg" — milligram—10-3 gram

NR 400.03(1)(fm) (fm) “Mg" — megagram—106 gram

NR 400.03(1)(g) (g) “mm" — millimeter—10-3 meter

NR 400.03(1)(gm) (gm) “mol" — mole

NR 400.03(1)(h) (h) “MW" — megawatt

NR 400.03(1)(hm) (hm) “MWe" — megawatt electrical

NR 400.03(1)(i) (i) “N" — newton

NR 400.03(1)(im) (im) “ng" — nanogram—10-9 gram

NR 400.03(1)(j) (j) “nm" — nanometer—10-9 meter

NR 400.03(1)(jm) (jm) “Pa" — pascal

NR 400.03(1)(k) (k) “s" — second

NR 400.03(1)(km) (km) “V" — volt

NR 400.03(1)(L) (L) “W" — watt

NR 400.03(1)(Lm) (Lm) “ µg" — microgram—10-6 gram

NR 400.03(1)(m) (m) “ W" — ohm

NR 400.03(2) (2) Other units of measure:

NR 400.03(2)(a) (a) “Btu" — British thermal unit

NR 400.03(2)(am) (am) “ °C" — degree Celsius (centigrade)

NR 400.03(2)(b) (b) “cc" — cubic centimeters

NR 400.03(2)(bm) (bm) “cfm" — cubic feet per minute

NR 400.03(2)(c) (c) “Ci" — curie

NR 400.03(2)(cm) (cm) “d" — day

NR 400.03(2)(d) (d) “dcf" — dry cubic feet

NR 400.03(2)(dm) (dm) “dcm" — dry cubic meters

NR 400.03(2)(e) (e) “dscf" — dry cubic feet at standard conditions

NR 400.03(2)(em) (em) “dscm" — dry cubic meters at standard conditions

NR 400.03(2)(f) (f) “eq" — equivalent

NR 400.03(2)(fm) (fm) “ °F" — degree Fahrenheit

NR 400.03(2)(g) (g) “ft" — foot

NR 400.03(2)(gm) (gm) “ft 2" — square feet

NR 400.03(2)(h) (h) “ft 3" — cubic feet

NR 400.03(2)(hm) (hm) “gal" — gallon

NR 400.03(2)(i) (i) “gr" — grain

NR 400.03(2)(im) (im) “hr" — hour

NR 400.03(2)(j) (j) “in" or , — inch

NR 400.03(2)(jm) (jm) “in Hg" — inches of mercury

NR 400.03(2)(k) (k) “in H2O" — inches of water

NR 400.03(2)(km) (km) “l" — liter

NR 400.03(2)(L) (L) “lb" — pound

NR 400.03(2)(Lm) (Lm) “lpm" — liter per minute

NR 400.03(2)(m) (m) “mil" — 10-3 in

NR 400.03(2)(mm) (mm) “min" — minute

NR 400.03(2)(n) (n) “ml" — milliliter — 10-3 liter

NR 400.03(2)(nm) (nm) “mmBtu" — million Btu

NR 400.03(2)(ns) (ns) “MPH" — miles per hour

NR 400.03(2)(o) (o) “mrem" — millirem — 10-3 rem

NR 400.03(2)(om) (om) “oz" — ounce

NR 400.03(2)(p) (p) “pCi" — picocurie — 10-12 curie

NR 400.03(2)(pm) (pm) “ppm" or “ppmv" — parts per million (by volume)

NR 400.03(2)(q) (q) “psia" — pounds per square inch absolute

NR 400.03(2)(qm) (qm) “psig" — pounds per square inch gauge

NR 400.03(2)(r) (r) “ °R" — degree Rankine

NR 400.03(2)(rg) (rg) “tpy" — tons per year

NR 400.03(2)(rm) (rm) “v/v" — volume per volume

NR 400.03(2)(s) (s) “yd 2" — square yards

NR 400.03(2)(sm) (sm) “yr" — year

NR 400.03(2)(t) (t) “ µl" — microliter—10-6 liter

NR 400.03(2)(tm) (tm) “ µm" — micrometer—10-6 meter (micron)

NR 400.03(3) (3) Chemical nomenclature:

NR 400.03(3)(a) (a) “Be" — beryllium

NR 400.03(3)(b) (b) “CdS" — cadmium sulfide

NR 400.03(3)(c) (c) “CO" — carbon monoxide

NR 400.03(3)(d) (d) “CO 2" — carbon dioxide

NR 400.03(3)(e) (e) “HCl" — hydrochloric acid

NR 400.03(3)(f) (f) “Hg" — mercury

NR 400.03(3)(g) (g) “H 2O" — water

NR 400.03(3)(h) (h) “H 2S" — hydrogen sulfide

NR 400.03(3)(i) (i) “H 2SO4" — sulfuric acid

NR 400.03(3)(j) (j) “N 2" — nitrogen

NR 400.03(3)(k) (k) “NO" — nitric oxide

NR 400.03(3)(L) (L) “NO 2" — nitrogen dioxide

NR 400.03(3)(m) (m) “NO x" — nitrogen oxides

NR 400.03(3)(n) (n) “O 2" — oxygen

NR 400.03(3)(o) (o) “Pb" — lead

NR 400.03(3)(om) (om) “SF 6" — sulfur hexafluoride

NR 400.03(3)(p) (p) “SO 2" — sulfur dioxide