Document N2BnRx71796DB1g97gDN8n6ay

FILE NAME Talc TALC DATE 1971 Sept 2 DOC TALC423 DOCUMENT DESCRIPTION Letter to Phillips Petroleum Co. from Desert Minerals Inc. Ue RES ES ESSER rlwar)of JEC SPIA JEC SPIA DAT RON eee VLN September 2 1971 Mr. A. Merrill Schnitzer Food Drug and Toxicant Coordinator Phillips Petroleum Company Research and Development Department 356 Research Building 1 Bartlesville Oklahoma 74004 Dear Mr. Schnitzer Subject Tale Toxicity Data Your letter of August 23 1971 was duly received Please pardon the delay in answering , as we are shorthanded right now due to vacations We have considerable data on the use of talc in products coming in contact with foods Enclosed is a copy of our memorandum memorandum dated May 22 1970 which lists the products in which talc may used as a safesubstance You will note that the list shown therein does not include tale use in plastic products coming in contact with food Ant year we exchanged correspondence with the FDA relative to having talc declared as a safe nubstance in plastics I am enclosing copies of letters dated February 61970 16 1970 cclasoifpicaitioenss all However April Apr 197i 0 1l 970 and June 2 1970. We have heard of no changes use approvals since the above mentioned dates we maintain complete do bulletins and try to a file inclassifications or end- receive of PDA provisions of The general the Food Additives Regulations requiring substances to be of a purity suitable for their intended use is also recognized by us However as n raw mater- ial supplier we must rely on the user to supply us with specifications which will cover why FDA requirements We seeno reason the use of talc in plastic products coming in contact with food should not be accepted as a safe substance considering the fact that it i _. already approved for use in rubber paper cotton and paint products coming in contact . with food Furthermore we donot think there wouldbe any migration of | the talc from a - plastic containerinto the food a BOP E Bote Mora 1sp.eWceifhiacvalelynoasnpsewceirfiincgtyooxuirctihtryedeaqtuaesotniaonnys orfepoluirestaarale reesaisncfluodlilnogwDsESERTALO56 and DESERTALC 57. Talc is recognized as a nontoxic inertextender filler silicate - 2. We are undertaking a mineralogical study in our laboratory by advanced methods to det 3 the presence of any minor elements other than theoretically pure magnesium talc this work is completedwe shall be glad reply more specifically In themeantime ' please advise us ifpossible . under what government regulations theseminerals arereferredto We can find no such references in theFood AdditivesRegulations . 3. We do consider our talca suitable for une as components in food contact articlesarticles _ However weshallhappy endeavor to comply with any specifications specifications relative to our products but we assume that you will satisfy with the FDA as to products yourself the acceptability oof ftale in your oe . a CRMC 000136 PEO RRR ets ceases oe prensa Mr. , Merrill Schnitzer Page 2 September 3 1971 : apparently We your interest in our talca and the test work that you have appreciate done on DESERTALC 56 and DESERTALC 57 over the past few months We wish you success in this project and assure you of our cooperation . _ ns Very truly yours } } i} DESERT MINERALS Inc. 7 President EJEllsworthikjb Enclosures Enclosures | . ne Mr cc W. B. Grantham ey ; . Mr Richard S. Lamar Corporation YD ee Cow Ala | , roCnhemical Corporation ) : 000137