### Cover Letter

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XXX XXX XXX TS-MF06Y4_GPC_Redacted.pdf

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### (1)

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### X 378304 CAS-IES-Report_Redacted.pdf 

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XXX See Attachment 003 (TS-MF06Y4_Structure of the new substance_Redacted.pdf)

TS-MF06Y4_Structure of the new substance_Redacted.pdf Page 9 SANITIZED SUBMISSIONPMMA-PETIA-copolymer

XXX Alkylalkenoic acid copolymer 

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See Attachment 004 (TS-MF06Y4_Customer_process_diagram_Redacted.pdf)

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Page 16 SANITIZED SUBMISSIONP10SB1(a)(4)1 Part II, Section B, 1(a)(4). Operation Site Locations

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Page 18 SANITIZED SUBMISSIONPage 19 SANITIZED SUBMISSION001 CAS-IES-Report CAS-IES-Report_Redacted.pdf Pt.I, Sec.B, 2c. 1 002 TS-MF06Y4_GPC TS-MF06Y4_GPC_Redacted.pdf Pt.I, Sec.B, 2a. 26 003 Structure of the new substance TS-MF06Y4_Structure of the new substance_Redacted.pdf Pt.I, Sec.B, 2e. 1 004 TS-MF06Y4_Customer_process_diagram TSMF06Y4_Customer_process_dia Pt.2, Sec.B, 1a. 2 005 Assessment_Copolymer_Sensitization TSMF06Y4_Assessment_Copolyme 9 006 TS-MF06Y4_Assessment _Copolymer_Sensitization_Amendment 1 TS-MF06Y4_Assessment _Copolymer_Sensitization_Amen 2 007 TS-MF06Y4_MSDS TSMF06Y4_MSDS_Redacted.pdf 8

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### ATTACHMENT HEADER SHEET Attachment Number 001 Attachment Name CAS-IES-Report 

### Associated PMN Section Number

Pt.I, Sec.B, 2c. Does not contain CBI 

### Report Number PMMA141211519500840

### ATTACHMENT HEADER SHEET Attachment Number 002 Attachment Name TS-MF06Y4_GPC 

### Associated PMN Section Number

Pt.I, Sec.B, 2a. Does not contain CBI 

### Report Number PMMA141211519500840

### ATTACHMENT HEADER SHEET Attachment Number 003 Attachment Name Structure of the new substance 

### Associated PMN Section Number

Pt.I, Sec.B, 2e. Does not contain CBI 

### Report Number PMMA141211519500840

### ATTACHMENT HEADER SHEET Attachment Number 004 Attachment Name TS-MF06Y4_Customer_process_diagram 

### Associated PMN Section Number

Pt.2, Sec.B, 1a. Does not contain CBI 

### Report Number PMMA141211519500840

### ATTACHMENT HEADER SHEET Attachment Number 005 Attachment Name Assessment_Copolymer_Sensitization 

### Associated PMN Section Number

N/A Does not contain CBI 

### Report Number PMMA141211519500840

### ATTACHMENT HEADER SHEET Attachment Number 006 Attachment Name TS-MF06Y4_Assessment _Copolymer_Sensitization_Amendment 1



### Associated PMN Section Number

N/A Does not contain CBI 

### Report Number PMMA141211519500840

### ATTACHMENT HEADER SHEET Attachment Number 007 Attachment Name TS-MF06Y4_MSDS 

### Associated PMN Section Number

N/A Does not contain CBI 

### Report Number PMMA141211519500840