Properties
grade BioXtra
assay ≥99.5% （GC）
optical activity [α]20/546 +78.0±1°, c = 10 in H2O（lit.）
  [α]20/D +66.5±1°, c = 10 in H2O（lit.）
total impurities Insoluble matter, passes filter test
ign. residue  ≤0.01% （as SO4）
loss ≤0.2% loss on drying, HV, 18 - 26°C
pH 5.5-7.5 （20 °C, 1 M in H2O）
EQP level Premium
mp 185-187 °C（lit.）
solubility H2O: 1 M at 20 °C, clear, colorless
anion traces chloride （Cl-）: ≤0.005%
  sulfate （SO42-）: ≤0.005%
cation traces Al: ≤0.0005%
  As: ≤0.0001%
  Ba: ≤0.0005%
  Bi: ≤0.0005%
  Ca: ≤0.001%
  Cd: ≤0.0005%
  Co: ≤0.0005%
  Cr: ≤0.0005%
  Cu: ≤0.0005%
  Fe: ≤0.0005%
  K: ≤0.005%
  Li: ≤0.0005%
  Mg: ≤0.0005%
  Mn: ≤0.0005%
  Mo: ≤0.0005%
  Na: ≤0.005%
  Ni: ≤0.0005%
  Pb: ≤0.0005%
  Sr: ≤0.0005%
  Zn: ≤0.0005%
abs. A1M/260, H2O ≤0.09
  A1M/280, H2O ≤0.06

Safety
Personal Protective Equipment Eyeshields, Gloves, type N95 （US）, type P1 （EN143） respirator filter
WGK Germany 2
RTECS WN6500000

References
reference Fialka, I., et al., Subcellular fractionation of polarized epithelial cells and identification of organelle-specific proteins by two-dimensional gel electrophoresis. Electrophoresis 18, 2582, （1997）
  Gerner, C., et al., Similarity between nuclear matrix proteins of various cells revealed by an improved isolation method. J. Cell. Biochem. 71, 363, （1998）
  Cull, M. and McHenry, C.S., Preparation of extracts from prokaryotes. Meth. Enzymol. 182, 147, （1990）
Merck Merck 13,8966
Beilstein Beil. 17,V,8,399
  Corp MSDS 1 （2）, 3192:D / FT-IR 1 （1）, 196:B / FT-IR 2 （1）, 283:B / FT-NMR 1 （1）, 305:C / IR-Spectra （2）, 109:H / IR-Spectra （3）, 119:A / NMR-Reference 2 （2）, 912:A / RegBook 1 （1）, 195:K / Sigma FT-IR 1 （1）, 1142:A / Sigma FT-IR 1 （1）, 1142:B / Structure Index 1, 27:B:2

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