Document MOKyOZgeNKy40Z90yN9B8NKz

! SCIENTIFIC CONSULTANTS ERNEST F. FU LLAM t INC- ELECTRON MICROSCOPY DIP FRACTION M ICROPROBE A N A LY S IS P. O. B O X 4 4 4 SCHENECTADY. NEW YORK 12301 5 S 8 / 7 8 5 - 5 S 3 3 s< // O ctob er 16, 1973 M r. Ray R . K ram m es M anager-Technical Services W hittaker, C lark and D aniels, Inc. 1000 C o o iid g e S tr e e t South Plainfield, New Je r s e y 07080 Dear Ray: R e f :R e q u e s t fo r q u o ta tio n , O c t o b e r 11, 1973 R e g a r d i n g y o u r telephone c o n v e r s a t i o n w ith E r n i e on O c t o b e r 11 an d y o u r subsequen t correspon d en ce, we a re definitely in terested in an alyzin g talc sa m p le s fo r a s b e s to s . Our ch arge fo r this w ork would be $50. 00 per sam p le , b a se d on the o fficial p roced u re d escrib ed in the F e d e r a l R e g is te r (v. 38, no. 183, pg, 27080). The r e su lts would be d e sc rib e d in te r m s of two p a r a m e t e r s : the n um ber of ch ry solite fib e r s /m g , and the n um ber of am phibple type fib e r s /m g . A s you know, it is often difficult to prove the identity of fib ro u s m aterial by light m ic ro sc o p y , p a rtic u la rly if two or m o re p a r tic le s have n e a rly identical refractive indices or are not clearly resolved at a m agnification of 430 tim e s. E lectro n m icro sco p y and diffraction of the su sp ec t p artic les m ay be requ ired to p o sitiv ely identify sp ecific types of a sb e s to s. T h ere w o u ld b e a n a d d it i o n a l c h a r g e of. $10 0 p e r s a m p l e f o r th e e l e c t r o n o p t i c a l c h a ra c te riz a tio n of p a r tic le s in each sam p le (qualitative .inf o rm atio n only). It w as good to h ear fr o m you again , and to find that you a re still involved with m icro sco p y . D rop m e a note if you have tim e. With b e st re g a rd s, ER N EST F . FULDAM , INC. R E S :jb c __ _ _ R ichard E. Stevens Scien tist LABORATORI" AND OFFICE 9 0 0 ALBANY SHAKER ROAD LATHAM, NEW