Pb: ≤5 mg/kg

Fe: ≤5 mg/kg

K: ≤50 mg/kg

Mg: ≤5 mg/kg

Co: ≤5 mg/kg

Zn: ≤5 mg/kg

Cr: ≤5 mg/kg

Ni: ≤5 mg/kg

Mn: ≤5 mg/kg

Cu: ≤5 mg/kg

Na: ≤50 mg/kg

NH4+: ≤200 mg/kg

Ca: ≤10 mg/kg

Cd: ≤5 mg/kg

≤0.1% (as SO4)

sulfate (SO42-): ≤50 mg/kg

chloride (Cl-): ≤50 mg/kg

≤0.3% foreign amino acids

NH2CH2COOH

≤0.05% loss on drying, 20 °C (HV)

≥99.0% (NT)

1

Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

MB7600000

2.35 (25°C)

1 M HCl: soluble1 M, clear

240 °C (dec.)(lit.)