(来学网)中性缓冲甲醛固定液配方是
  • A.
    (来学网)40%甲醛10ML,蒸馏水90ML
  • B.
    (来学网)10%甲醛10ML,0.01MOL/LPH7.2~7.4的PBS90ML
  • C.
    (来学网)10%甲醛10ML,蒸馏水90ML
  • D.
    (来学网)40%甲醛10ML,0.01MOL/LPH7.2~7.4的PBS90ML
  • E.
    (来学网)4%甲醛10ML,0.01MOL/LPH7.2~7.4的PBS90ML