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4 86700 ENMOxMENrAL HEALTH Tin E 92 (p. 1800.80) IROWMW aR Na ami-taint (1) Type i.If the waste or other material is a raillable solid,the sum a Shall bePassed directly,or shall be mil oto through a Na 10 (two�r) - standard sieve before it is anal sample contains non-friable soli Particles which do not pass directly through a No. 10 sieve and which are extraneous and irrelevant as hazardous constituents to the waste or other rnaberial,they shall be removed to the extent feasible by mechanical means and discarded.Solids which remain in the waste or other material after removal of the aforesaid ext aneous ,shalt be milled top�throe a No.10 sieve and shall then be comEned , mixed well with the soliwhich posed through h prescn'bed is this section ve without milfting. he reconstituted sample shall tMa be anasolids Type vi►h ch t�waste or other material,is a filterable mixture of liquid and constitute five-tenths 0.5) percent b weight or o� of the sample, the liquid and solids shall be separated by filtration ugh a 0.45 micron membrane filter.The filtrate so obtained is to be desig- nated as Initial Filtrate.Its volume is determined,and it is retained.The sepa- rated solids shall be sieved in a No. 10 sieve and any nonfriable extraneous particles of the kinds described in subsection (c)(1) which do not passthrough the sieve shall be removed to the extent feast a by mechanic�k means and discarded.The solids which remain after removal of the extraneous particles shall be milled to pass through a No.10 sieve and shall be recombined with solids which passed flw6ugh the sieve without millia*.This recombined solid material shall be extracted1!o the procedure in subsection (f). A ratio of 10 milliliters of exbwti8n solo n per gram of solid shall be utilized With appropri- ate madificatio>as for extraction vessel size. After completion of solids extrac- hon,the filtered extractant is combined with Initial Filtrate mixed thoroughly and and as described m subsection ( 3). stud)e,s�.If e mor o�material h a nonfilterable and nonmilkable 8 �y� y,tam resinous material,it shalt be analyzed as received unless it contains non-friable extraneous and irrelevant solid particles of the kinds described ingraph (c)(1) of this section. If it contains such solid particles and they awe such size as not to 15ass through a No 10 sieve, the shall be removed to the extent feasible by mechanical means and discarded The remainder of the sample shall be analyzed as prescnbed in this section ' (4) If it is necessary to dry a solid sample or the solids fraction of a samaple before sieving,milling or removal of extraneous solids,or if a sazn le is dried pnor to analysis,all weight losses due to drying shall be determmef and these lose and the conditions of drying shall be reported. (d) If the waste or other material is a list id containing less than five-tenths (05) percent by weight of undissolved solids,it shall not be sub ect to the WET ppr�o�c�e�dure, but shall be analyzed directly for the substances fisted in Section 66699'the waste shall be classified as a hazardous waste if the total concentra- tion in the waste of any substances listed in Section 66689 exceeds the TTLC r value for for that substance.If,however,the total concentration is less than thebut exceeds the STLC when expressed on a milligrams per liter basis, the waste or other material shall be filtered through a 0.45 micron membrane filter, the solids discarded and the,filtrate shall be analyzed directly for the substances listed in Section 66699. The waste shall be classifed as a hazardous waste if the concentration in the filtrate of any of the substances listed in Section i. 66699 exceeds the STLC value given for that substance. r�