Product Description

ITEMS STANDARD

APPEARANCE WHITE GRANULAR OR POWDER

ASSAY (ON DRY BASIS) 98.00%-102.00%

TASTE PURE

SPECIFIC ROTATION +14.50°~+16.50°

TRANSMITTANCE ≥ 95.0%

ARSENIC( AS) ≤ 3PPM

LOSS ON DRYING ≤ 4.50%

RESIDUE ON IGNITION ≤ 0.20%

L-a-ASPARTY-L-PHENYLALAINE ≤ 0.25%

PH 4.50-6.00

L-PHENYLALANINE ≤ 0.50%

HEAVY METAL( PB) ≤ 10PPM

CONDUCTIVITY ≤ 30

5-BENZYL-3,6-DIOXO-2-PIPERAZINEACETIC ACID ≤ 1.5%

OTHER RELATED SUBSTANCES ≤ 2.0%

FLUORID( PPM) ≤ 10

PH VALUE 3.5-4.5

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