000 00324nam a2200109Ia 4500
082 _aIS CODE
_bB.I.S
100 _aBureau of Indian Standards[BIS]
245 _aIS:14211-1994. Indian standard molecular sieves-specification.
260 _aNew Delhi
_bBureau of Indian Standards
_c1994
300 _a5p.
890 _aIndia
999 _c18235
_d18235