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Index of Cleared Science Reviews for Mepiquat chloride (Pc Code 109101)
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August 01, 1979. Review. 28 Page(s).
R. W. Cook. Environmental Fate Branch.
Reg./File No. 7969-LE, 9F2189. Cotton.
Document (PDF) (857 KB PDF).
January 01, 1987. DER. 11 Pages.
G. Maske. Environmental Fate & Ground Water Branch.
Study 3. Mepiquat chloride. 163-1. STUDY ID 41488113. Soil adsorption/desorption
of mepiquat chloride. Pages 4-11 deleted, registration data.
Document (PDF) (41 KB PDF).
January 01, 1989. DER. 9 Pages.
G. Maske. Environmental Fate & Ground Water Branch.
Study 1. Mepiquat chloride. 163-1. STUDY ID 41488111.
Hydrolysis of mepiquat chloride in pH 3, 5, 7, and 9 aqueous solutions at 25 degrees C.
Pages 4-9 deleted, registration data.
Document (PDF) (42 KB PDF).
January 01, 1990. DER. 22 Pages.
G. Maske. Environmental Fate & Ground Water Branch.
Study 2. Mepiquat chloride. 161-2. STUDY ID 41488112.
Unsensitized and sensitized photolysis of mepiquat chloride in water at pH 7.
Pages 4-22 deleted, registration data.
Document (PDF) (46 KB PDF).
June 24, 1991. DER. 6 Pages.
Henry T. Craven. Ecological Effects Branch.
Growth and Reproduction of Aquatic Plants -- Tier 1.
Species Tested: Selenastrum capricornutum. MRID No. 414881-10.
Document (PDF) (72 KB PDF).
January 25, 1993. Review. 6 Pages.
OPP. EPA.
MEPIQUAT CHLORIDE (Chemical Code 109101). (CBRS No. 10229; DP Barcode D180700).
TASK 2B. Reregistration Review Residue Chemistry.
Contract No. 68-DO-0142. MRID No. 42330804.
Document (PDF) (51 KB PDF).
August 13, 1993. DER. 7 Pages.
Henry T. Craven. Ecological Effects Branch.
Freshwater Fish Static Acute Toxicity Test. Species Tested: Bluegill Sunfish
(Lepomis macrochirus). MRID No. 418890-05. Pages 5-6 deleted, registration data.
Document (PDF) (71 KB PDF).
August 13, 1993. DER. 8 pages.
Henry T. Craven. Ecological Effects Branch.
Freshwater Fish static Acute Toxicity Test. Species Tested: Rainbow Trout
(Oncorhynchus mykiss). MRID No. 418890-06. Pages 5-7 deleted, registration data.
Document (PDF) (69 KB PDF).
August 16, 1993. Memorandum. 8 Pages.
Steven Knizner. Chemistry Branch II.
Mepiquat Chloride. Guideline 171-4(d) Analytical Method for Milk.
Reregistration Case No. 2375. Chemical No. 109101. MRID # 42546201 and 42546202.
DP Barcode D186624. CBRS #11,202.
Document (PDF) (99 KB PDF).
September 30, 1993. Memorandum. 32 Pages.
Stephen Funk. Chemistry Branch II.
Reregistration of Mepiquat Chloride (List B, Case 2375, Chemical 109101).
BASF Corporation Nature of the Residue in Ruminants and Poultry Submissions.
CBRS Nos. 10685 & 11386. DP Barcodes D183217 & D188232.
MRID Nos. 42394301-42394304 & 41585201-41585204.
Document (PDF) (513 KB PDF).
October 07, 1993. DER. 14 Pages.
G. Maske. Environmental Fate & Ground Water Branch.
Study 1. Mepiquat chloride. §161-3. STUDY ID 41889009.
PHOTOLYSIS OF MEPIQUAT CHLORIDE ON SOIL. Pages 5-14 deleted, registration data.
Document (PDF) (65 KB PDF).
October 07, 1993. DER. 4 Page(s).
Gail Maske. Environmental Fate & Ground Water Branch.
Study 2. Aerobic Soil Metabolism. 162-1. MRID 42412103.
Document (PDF) (202 KB PDF).
October 07, 1993. DER. 4 pages.
G. Maske. Environmental Fate & Ground Water Branch.
STUDY 3. §162-2. STUDY ID 41889010. Investigations into the anaerobic
degradation of Mepiquat Chloride in soil.
Document (PDF) (60 KB PDF).
October 07, 1993. DER. 7 Pages.
G. Maske. Environmental Fate & Ground Water Branch.
STUDY 4. §164-1. STUDY ID 42353301, 42369401 & 42369402. PIX Plant Regulator
(BAS 0823 05 W) Soil dissipation in a Cotton Use Pattern Study. IC Method
for Determination of Mepiquat Chloride (BAS 083 W) Residues in Soil. Freezer
Storage Stability of BAS….
Document (PDF) (95 KB PDF).
October 12, 1993. Memorandum. 15 Page(s).
Jerry Stokes. Chemistry Branch.
Mepiquat chloride on Cotton. Proposed increases in the Maximum Seasonal Rate.
MRID #'s 42446800, -01, -02, and -03. CBTS #'s 10671, 10689, and 10690,
DP Barcode #'s 183140, 183187, and 183197.
Document (PDF) (787 KB PDF).
January 27, 1994. Memorandum. 9 Page(s).
Steven Knizner. Chemistry Branch.
Mepiquat chloride. Magnitude of the Residue in Cottonseed and Cottonseed
Processed Commodities. Reregistration Case No. 2375. Chemical No. 109101.
MRID #42734601 and 42736402. DP Barcode D192305. CBRS #12,046.
Document (PDF) (392 KB PDF).
February 18, 1994. Memorandum. 5 Pages.
Steven Knizner. Chemistry Branch II.
Mepiquat Chloride. interim Storage Stability Study for Cottonseed Processed Commodities.
Reregistration Case No. 2375. Chemical No. 007969.
MRID #42892201. DP Barcode D195902. CBRS #12,702.
Document (PDF) (64 KB PDF).
May 25, 1994. Memorandum. 4 Page(s).
Jerry Stokes. Chemistry Branch.
ID# 007969-RNT. Mepiquat chloride. New Product (PIX DF, EPA Reg. No. 7969-RNT)
for Use on Cotton. Additional Field Residue data. MRID# 42554111, CBTS #13002,
DP Barcode # D1977745.
Document (PDF) (204 KB PDF).
October 03, 1994. DER. 2 Page(s).
Krystyna Locke. Toxicology Branch.
STUDY TYPE: Nonguideline: In Vitro Neuropharmacological. MRID No. 42337105.
Document (PDF) (87 KB PDF).
October 03, 1994. Review. 22 Page(s).
Krystyna Locke. Toxicology Branch.
STUDY TYPE: 82-1 Subchronic Feeding in the Rodent.
Pages 14-22 removed, registrant data. DP Barcode D182069. MRID 42337103.
Document (PDF) (549 KB PDF).
October 11, 1994. Memorandum. 100 Pages.
Krystyna K. Locke. Toxicology Branch I.
Mepiquat Chloride: Evaluation of the Following Studies: 83-3 Teratology/
Developmental With Rats; 82-1 Subchronic…DP Barcode No. D182069.
Rereg. Case No. 2375. MRID Nos. 42337101, -02, 42337104, -05.
Pages 23-35, 52-60, 80-96 deleted, RD. TXR No. 011288.
Document (PDF) (1148 KB PDF).
June 28, 1995. Memorandum. 15 Page(s).
Felicia Fort. Chemistry Branch.
Mepiquat Chloride. List B Case No. 2375. Chemical ID 109101. Registrant's
Response to Data Requirements. MRID Nos. 43290401, -02, -03, -04; 43379501,
43024701, 43440301. CBRS No. 14230, 14703, 13220, 14891.
DP Barcode D206656, D209020, D199513, D210500.
Document (PDF) (699 KB PDF).
October 11, 1995. DER. 4 Pages.
William Rabert. Ecological Effects Branch.
71-1(A) - AVIAN SlNGLE-DOSE LD50 TEST. Avian single oral LD50 of mepiquat
chloride to the bobwhite quail. MRIDNo.: 431507-01. DP Barcode: D201861.
Document (PDF) (115 KB PDF).
October 11, 1995. DER. 9 Pages.
William Rabert. Ecological Effects Branch.
72-2 -- ACUTE LC50 TEST WITH A FRESHWATER INVERTEBRATE.
Mepiquat chloride: A 48-hour static acute toxicity test with the Cladoceran
(Daphnia magna). MRID No.: 434710-01. DP Barcode: D210498.
Document (PDF) (228 KB PDF).
October 12, 1995. DER. 6 Pages.
William Rabert. Ecological Effects Branch.
ACUTE LC50 TEST WITH AN ESTUARINE/MARINE FISH § 72-3(A).
Mepiquat chloride: A 96-hour static acute toxicity test with the Sheephead Minnow
(Cyprinodon variegatus). MRID No.: 435167-01. DP Barcode: D212401.
Document (PDF) (128 KB PDF).
October 12, 1995. DER. 7 Pages.
William Rabert. Ecological Effects Branch.
ACUTE LC50 TEST WITH AN ESTUARlNE/MARINE SHRlMP § 72-3 (C).
Mepiquat Chloride: A 96-hour static acute toxicity test with the Saltwatter Mysid
(Mysidopsis bahia). MRID No.: 435167-03 : DP Barcode: D212401.
Document (PDF) (136 KB PDF).
October 12, 1995. DER. 8 Pages.
William Rabert. Ecological Effects Branch.
72-3(B) -- ACUTE EC50 TEST WITH AN ESTUARlNE/MARINE MOLLUSK SHELL DEPOSITION STUDY.
Mepiquat chloride: A 96-hour shell deposition test with the eastern oyster
(Crassostrea virginica). MRID No.: 435167-02. DP Barcode: D212401.
Document (PDF) (203 KB PDF).
January 22, 1996. Memorandum. 39 Pages.
Krystyna K. Locke. Toxicology Branch I.
Mepiquat Chloride - Review ot a 2-Generation Rat Reproduction study.
DP Barcode No. D208108. Rereg. Case No. 2375. CAS Registry No. 24307-26-4.
Guideline No. 83-4. MRID No. 43378601. Tox review 011802.
Document (PDF) (735 KB PDF).
January 26, 1996. DER. 4 Pages.
Allen Vaughan. Ecological Effects Branch.
ACUTE CONTACT TOXICITY TEST WITH THE HONEY BEE. § 141-1.
Mepiquat Chloride: An Acute Contact Toxicity Study with the Honey Bee.
MRID No.: 41626703. DP Barcode: D221706.
Document (PDF) (70 KB PDF).
January 29, 1996. Memorandum. 11 Pages.
Felecia A. Fort. Chemistry Branch II.
Mepiquat Chloride. Magnitude of Residue in Milk, Meat, poultry and Eggs. Case No. 2375.
MRID Nos. 437386-01, 437386-02, 437386-03. CBRS No. 16080, DP Barcode D218492.
Inert ingredients, impurities, manufacturing process info. on page 11 deleted.
Document (PDF) (179 KB PDF).
February 02, 1996. DER. 4 Pages.
William Erickson. Ecological Effects Branch.
SEEDLING EMERGENCE TEST GUIDELINE 122-1a (TIER I).
Tier 1 seed germination/seedling emergence nontarget phytotoxicity of BAS 083 W.
MRID No.: 414881-09.
Document (PDF) (77 KB PDF).
February 14, 1996. DER. 12 Page(s).
Krystyna Locke. Toxicology Branch.
STUDY TYPE: Chronic Oral Toxicity (feeding) - Dog; OPPTS 870.4100 [83-1 (b)]
DP Barcode D205089 MRID 43264403.
Document (PDF) (513 KB PDF).
March 01, 1996. Memorandum. 84 Pages.
Krystyna K. Locke. Toxicology Branch I.
Mepiquat Chloride: Review of the Fol.lowing Studies: 2-Year Rat Feeding, 1-Year
Dog Feeding & Mouse carcinogenicity. MRID Nos. 41488105, 42412101, -02,
43264401 thru 43264404. DP Barcodes: D183221, D205089, D216220.
Pages 55-62 deleted, RD. TXR No. 011814.
Document (PDF) (1150 KB PDF).
March 07, 1996. Memorandum. 22 Pages.
Krystyna K. Locke. Toxicology Branch I.
Mepiquat Chloride - Review of a Rat Carcinogenicity Study. DP Barcode No. D208423.
Rereg. Case No. 2375. CAS Registry No. 24307-26-4. Guideline No. 83-2(a).
MRID No. 43396001. Tox review 011837.
Document (PDF) (422 KB PDF).
May 08, 1996. Memorandum. 35 Page(s).
Felicia Fort. Chemistry Branch II.
Mepiquat Chloride. List B. Case No 2375. Chemical No 109101. Product Chemistry and
Residue Chemistry Chapters for the Reregistration Eligibility Decision Document (RED).
Document (PDF) (1893 KB PDF).
July 02, 1996. DER. 13 Pages.
G. Maske. Environmental Fate & Ground Water Branch.
Study 2. Mepiquat chloride. §NA. STUDY ID 43468702 and 43785801.
FREEZER STORAGE STABILITY OF BAS 083 W IN SOIL (25-MONTH INTERVAL)-INTERIM REPORT.
FREEZER STORAGE STABILITY OF BAS 083 W IN SOIL.
MRID Nos. 43468702, 43785801. Pages 4-13 deleted, RD.
Document (PDF) (58 KB PDF).
July 02, 1996. DER. 29 Pages.
G. Maske. Environmental Fate & Ground Water Branch.
Study 1. Mepiquat chloride. §164-1. STUDY ID 43415401.
1991 PONNAX VINEYARD SOIL-DISSIPATION STUDY SUMMARY REPORT.
Pages 7-29 deleted, registration data.
Document (PDF) (119 KB PDF).
August 20, 1996. Memorandum. 101 Pages.
Krystyna K. Locke. Toxicology Branch I.
Mepiquat Chloride: Review of the Following Studies: Six Acutes (81-1 Through 81-6),...
MRID Nos. 00071942, 00148089, -90, 40299001, 41488101-41488104, -06, -07, -08, 41954101,
92091006-92091008. D221662. TXR No. 012023. Pages 31-37 deleted, RD.
Document (PDF) (1107 KB PDF).
September 12, 1996. DER. 9 Pages.
Rosemary Graham Mora. KBN Engineering for EEB.
AQUATIC INVERTEBRATE LIFE CYCLE TEST. GUIDELINE 72-4(B).
Determination of the Chronic Toxicity of Mepiquat Chloride to the Water Flea Daphnia
magna Straus. MRID No.: 431559-02. DP Barcode: Not available.
Document (PDF) (201 KB PDF).
September 20, 1996. DER. 12 pages.
Rosemary Graham Mora. KBN Engineering for EEB.
FRESHWATER FISH EARLY LIFE-STAGE TEST. GUIDELINE 72-4. Sublethal Toxic Effects
on the Rainbow Trout of Mepiquat Chloride lin a Flow Through System (28 days).
MRID No.: 431559-01. DP Barcode: Not available.
Document (PDF) (183 KB PDF).
April 22, 1999. Memorandum. 7 Pages.
John Redden. Technical Review Branch.
EPA Reg. No,: 7969-RNU; MC-6. DP Barcode: D253014. Case No: 030848.
MRID Nos. 00071943, 447412-01.
Document (PDF) (83 KB PDF).
July 27, 2001. Memorandum. 10 Pages.
Danette Drew. Reregistration Branch 3.
Mepiquat Chloride (109101), Analytical Method for Residues of Mepiquat Chloride in Plant
and Animal Commodities; DP Barcode D244052; (MRID Nos, 44498301 and 44498302); Casc No. 2375.
Document (PDF) (132 KB PDF).
July 27, 2001. Memorandum. 11 Pages.
Danette Drew. Reregistration Branch 3.
Mepiquat Chloride (109101), Magnitude of the Residue on Cotton Gin Byproducts;
DP Barcode D239446; (MRID No. 44379701); Case No. 2375; Submission No. S530801.
Document (PDF) (134 KB PDF).
February 19, 2003. Memorandum. 20 Page(s).
Brenda Tarplee. Science Information Management Branch.
Mepiquat Chloride - 2nd Report of the Hazard Identification Assessment Review Committee.
MRID No. 44610701. Tox Review No. 0051579.
Document (PDF) (1042 KB PDF).
October 08, 2003. Review. 10 Page(s).
Shyam Mathur. Technical Review Branch.
Product Chemistry Review of Mepiquat Chloride Technical. DP Barcode: D290649.
EPA Reg. No.: 75095-R. Portion of page 1 and pages 7-10 removed, ingredient source
and manufacturing process information. MRIDs 45917001, 45917002, 45937801.
Document (PDF) (188 KB PDF).
October 28, 2003. Memorandum. 14 Page(s).
Eugenia McAndrew. Technical Review Branch RD.
MEP 42 Plant Growth Regulator. EPA Reg. No.: 75095-E. DP Barcode: D293202.
Review of acute toxicity. MRIDs 46040603 through 46040608.
Document (PDF) (322 KB PDF).
January 12, 2004. Review. 2 Page(s).
Shyam Mathur. Technical Review Branch.
Product Chemistry Review of TGAI MP DP Barcode No.: D297366.
Reg. No.: 75095-R. Product Name: Mepiquat Chloride Technical/MUP.
Document (PDF) (56 KB PDF).
January 12, 2004. Review. 3 Page(s).
Harold Podall. Technical Review Branch RD.
Product Chemistry Review of EP Action: 165. DP Barcode No.: D293203.
EPA File Symbol No.: 75095-E. Product Name: MEP 42.
"product is substantially similar to EPA Reg. No. 72167-4"
MRIDs 46040601, -02.
Document (PDF) (76 KB PDF).