# APR 

# 7mt

Changes 

## to Threshold 

## Planning 

## Quantities between Proposed 

### Rule and 

## Final 

## Rule

The 

## following table shows 

## the 

## name, CAS 

## number, proposed threshold 

## planning quantity, 

## revised threshold planning quantity and the reason 

## for 

## changing 

## it. As 

## noted 

## on the table, changes 

## were made 

## because of 

## new toxicological data 

## or new threshold planning 

## quantity categories.

### Aeason for 

### Chanae

814-686 

### llerylyl Chlpridr 1327-53-3 

### Chwrrws Chi&

6-50 ClzirwhoeSIPthyI 

### 98- Benzmickid 140-29-4 

### Bentyl 

### Cyanide 53447-6 

### Bis(ChloKII*thyll Ketm 1563-664 

### Carhofuran 999-815 

### Chlomwuat Chloride %'a-1 

### ChloKlrethylEther 21-23-9 

### Chlorthiohos 10025-73-7 Chrolic 

### Chloride lo2iH4-i 

### Cobalt Carhyl 64-&-8 

### Dlchicine Bi4-4+3 

### Diethy1 Chlotwmdmte 20430-73-5 

### Di~onin 570-5 

### DiRthyldiehlmi

### lane 99-98-9 

### Direthyl-Whenylewdiamine 534-52-1 

### Dinitroerasol @-&6 PiDhacim 31642-7 

### Emtinr,Ilihydroehlorirk ! 15-29-7 

### Endoaulfan 538-07-8 

### Ethylbis(2-Chlorwtnyl )Ibiw 

### 371624 Ethylene Flwmhydrin m4-%4 

### Fenamiphos lf5-s2 Femulfothim 77@-41-4 

### Fluorine

640-157 

### Fluorrracetaide 144-49-0 

### Fluomcetic kid 

### 359-06-8 Fiuorvawtyl 

### Chloride 107-16-4 

### Farrrraldenvde Cyanohydrin 23422-53-3 hm?ta~te 

### vydmlorice 7-47-4 

### 4esaci7lmyclowrrtadiene 

### 778347-5 ~vemoen 

### Seienlce 78421) Iwuutyronitri

### le 541-25-3 

### lewisite f2!+!3-3 Fanqanese. Trrcarwnyl 

### MnvIcyciowntadipnyl 51-752 Whiowtnarlne 

### 125-98-7 

### rsesoanrlon~triie 30674-40-7 Yet$amyigriosyethyi Isocyanate 

### 16m-77-3 79-??-I methvi 

### Chlorofrnte 79-94-4 

### Metnvi Viy! Wow 

### 7579-6 retrrvi~r~cttlorosi 

### lane 6923-Z-4 mrp t

### cronw 2762-46-4 

### ?uscimoi

5Cf-60-2 gustad 6as 

### :346b35-3 hzcnei iarbonyi 

### 62-75-9 litrmodiwtnvlarelne 

### 0 Ilruamhodlum

### Comoler i%%-d&147) 2497476 [lnraisu!faton 1910-42-5 

### aaraauat a74-50-2 Paraauat methosulfate



### 676-irBd Renyl Dicnloroarr~m 2W7-1941 

### henylsilatrane



### 298ei *orate

7544-5 

### hosuene 100 Used 

### m LC50 

### data for 1-1 of mneern. 100 Used wwr 

### LD50 data for 

### level of am. 10 

### fkiuned k ne* 10 wund categwy. 

### LO Iksigm to n#r 10 

### mum category. 500 

### W 

### mLC50 data far 

### lewl d 

### eoneern.

10 

### ksi~ned to rm 10 

### murd category. 10 

### Fksi?dto

### mu tO wund catepory. 100 

### Used 

### mm U)50 data for 

### level of

### cmm. 100 lksd

### newer LC50data for 

### 1meI of epncem. 500 Used 

### ngrrr LDM) data 

### for 

### lewl of 

### mmm.

I Rssipwd to nm 

### 1

### wd category. 10 Both

### LC50 Btr 

### and 

### ma 10 

### wund category. 10 New 

### U110 data ami rm 10 wund category, 500 

### W ~EW 

### tD50 data for 

### Iml of 

### nmwn. 10 Used 

### mwer 

### 1D50data 

### for 

### lwel of coneern. 500 Used 

### nemr LCSQ data 

### fw 

### level of eoneern.

10 Assipd to new 10 mnd catetjory. 10 

### ksipd to

### new 10 

### wund catqary. 10 

### ksipdto

### naw 10 mnd cat,. 1 Mew LD50 data ad

### m 1wund cat-. 10 

### ksignad to new 10 wurd category. 500 Used llewer LC50 data fw 

### 1-1 of 

### m.

10 Nm 

### iLS0 data ard new 10 pound crtecov. 10 

### Cksiqned to nm 10 wund 

### category. S00 lkea n##r U)50 data for 

### lewl of r~newn. 500 Emor 

### in 

### assigning it in 

### moosed rule. 100 

### No ?asis for 

### raauigmt in

### nrowsed 

### rule.

10 Cksl;md to n# 10 

### mud catwoy.

- 10 

### Rssiged to new 10 

### wund category. 

### :,W Urrdated

### LCIo data.

500 

### &ea nm LD50data for 

### lwei of concwn. 100 

### iiseo n#rer LEOdata for 

### level of coneem.



### !O Rssrgned tonm 10 pound cateyory. 

## !,&M 

### llisea 

### newer LEO aatafor !we1 of

### mmn. 10 hW 

### tC50 data a& 

### rn 10 wund category. :00 ii& newer data for 

### ievel of concern.



### :O Flssllrnw to

### nw 10 

### zound category. 505 Used 

### mwr LEO Eats for lwei of 

### comerm, 100 2m 

### newer LC50 data for ievei of concerb. cist?d 

### rme~ a0 data for 

### level a? conc~n. 

### 500 tisw 

### nener 250data 

### 'w lwei of cumrr?.



### !O Ckslqned to~w 

### iO murd 

### cafeewv. 

### 500 csW rimer LC50 cata for ievel of comer-,



### :O ksicnea to

### new 10 wund category. 

### iC,000 qew cata snorrs 

### it coes 

### riot wet criteria. 

### 50a lJsed nener 

### LC% cata 

### fm ievei 3F comer*.

1 

### Osslg~~~ FO necl 1 

### nourm cateec'w, 

### :,W 

### Lsed 

### newer ~C50 data 

### for level of mncm. 10 Cl551:ned to 

### nerr 

### :O mnd caterorv. 

### 500 

### 'Jse~ rarer 

### tIKO data for iwgl of concan. 10 

### Rssigned to hew 10 murd 

### category. 10 

### Rssignecr to

### new 10

### mud catenary. 

### S00 &ed 

### newer LD50 data far lwel of cm. 

### !00 &en newff LD50 aata for 

### lwel of 

### eoneern. I0 Rsslged tonecr 

### 10 wund categw. 10 

### Rssiqm to

### m 

### fO mndcategory.Reamfor 

### Chan~e

7Z-116 

### P~os& 7723-14-0 Phosd~wus 1314-56-3 

### %&orus Rntwridc 831-374 Proreearb

106-5-7 huruyl

### mide W-24-5 

### bidins, 

### mim- -1 

### Pyridnil

107-41-8 

### Sarin =HZ-8 

### Miwflzide 

### Ma(M31) €2-74-8 

### Sodium

### Fluorwcatate 10102-144 

### Wiur 

### Selenite 77-016 Tam 

### 7783-80-4 hlluriur 

### Haraflwide 1307 

### 1-79-9 Twbufffi 115-21-9 

### Triehlorwthylsilane 27-96-0 

### friehlmte 98-13-5 

### Trichlm&trmylsilane 62k11-3Tri#thylolmmnr 

### Mite S77-1 

### Tris(24hlcm!thyl~Rine 12W6d krfarin Sodiw 10 

### Rssigned to

### rm 10 wund category. 

### 1# Lkd 

### nemr UY50 data 

### for 

### lwel of 

### coneern. 10 

### Assi~nedto nen 

### 10 mnd

### catagw. 500 newer Urn) data 

### fm 

### lwel of 

### corn.

10 

### Rssigd to

### mw 10 mnd category. 

### 500 Uwd newar 

### LD50 data 

### for lwei of

### eoncem. 100 Used 

### newer LDSdata for 

### lewl of cowern. 

### 10 New LC% dda

### and 

### m 10 mud cateqq. S00 

### I)wsm#~gewrtechrcvi~

10 

### ksignd to

### nm 10 wund catqwy. 100 Used n#ar U)50 data f~ 

### lewl of mmern. 10 

### LCSO data rind

## nm 10 

### mud 

### catqory. 100 Erm

### in assig& in moored

### rule. 103 Used 

### mmr 

### ta50 data fw 

### lwel of roncffn. 500 Used rimer LCSO data for 

### levcl of mmm. 

### 5Ol 

### Error in

### assiqlrent in 

### aowsedwle. 500 

### Used rn

### LC50 data for 

### level

### bf conearn. 100 UsPd 

### mmr U)50 data 

### for Iml of mcwn. 100 U#d 

### nemr LC50 data 

### for 1m1 of coneem. 100 

### Usedn#lrerLOSOcktaforlewlofmmmi.