glutaraldehyde did not fix 4 % bmv-rna , 20 % t-rna , 5 % polyadenylic acid , or 5 % adenosine monophosphate into water-insoluble precipitates , or gels , in distilled water or in low or high ionic strength buffers nor did it change their ultraviolet ( uv ) spectra .
C0043047
water
C0790233
distilled