aƷ:
  ቺɹ

߷ӽ



ȩ

ȩ

tˎgw

tˎԭ

ˎo

ʳƷӄ



ȡ

ԭ

hϡጄ



e ԭ
aƷQ @
CAS NO. 7783-20-2
ʽ (NH4)2SO4

@
ӢQAmmonium sulfate
Ąe@;;᰷
CAS 7783-20-2
ʽ(NH4)2SO4
132.1392
^ɫYoҊCеs|
N20.50%
ˮ֣1.0%
xẬ0.20%
bҎ50ホ
;Ҫ߀ˎxVtˎ}B͸{



   ]aƷ
4,4-DDS_4-u-4-D-8_4,4-u pS_g_(6FDA)_4,4--2,2-p׻“TFMB

    ҎaƷȩ_״__uȩ_gȩ_ȩ____2-׻_2-_׻ĵ(MMTZ)_ѪĮؙ(VC-IP

                                              УhɽƼ޹˾  朽ӣ//www.haishankj.net  QQ3271849079  QQ3039959970