质量指标

Specification

GB 1886.4-2015

FCC VII

总磷酸盐（以P₂O₅计），w/%      ≥

Content of General Phosphates (As P₂O₅) ,w/%  ≥

  68.0

60.0~71.0

非活性磷酸盐（以P₂O₅计），w/%   ≤

Content of Inactive Phosphates (As P₂O₅) ,w/% ≤

7.5

----

水不溶物 ，w/%                 ≤

Insoluble Substances, w/%                  ≤

0.06

0.1

铁（Fe），w/%                  ≤

Iron (as Fe) , w/%                         ≤

0.02

----

pH值

pH Value

5.8~6.5

----

砷（As）/(mg/kg)                ≤

Arsenic (as As) , mg/kg                     ≤

3.0

3.0

重金属（以Pb计）/(mg/kg)       ≤

Heavy Metals (as Pb) , mg/kg                ≤

10.0

----

氟化物（以F计），w/%          ≤

Fluoride (F)，w/%                        ≤

0.003

0.005

铅（Pb）/(mg/kg)                ≤

Lead (Pb) , mg/kg                         ≤

----

4