500ppb
PRODUCT: 2,3,4,4’-tetrahydroxybenzophenone
CAS NO.: 31127-54-5
APPEARANCE: yellow
MELTING POINT: 220.8-221.8 °c
PURITY: 99.35%
WATER CONTENT: 0.10%
Fe: 176ppb
Na: 123ppb
Ca: 362ppb
Cu: 63ppb
Pb: 60ppb
Mg: 99ppb
K: 76ppb
Mn: 59ppb
PACKING: 25 kg net / fiber drum
100ppb
PRODUCT: 2,3,4,4’-tetrahydroxybenzophenone
CAS NO.: 31127-54-5
APPEARANCE: yellow
MELTING POINT: 220.8-221.8 °c
PURITY: 99.87%
WATER CONTENT: 0.31%
Fe: 58ppb
Na: 64ppb
Ca: 88ppb
Cu: 20ppb
Pb: 20ppb
Mg: 33ppb
K: 41ppb
Mn: 25ppb
PACKING: 25 kg net / fiber drum
NANJING LONGYUAN NATURAL POLYPHENOL SYNTHESIS FACTORY
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