Certificate Of Analysis
Product Name Tris(isopropoxy)silanol,
≥99.999% metals basis
Product Number J100028
Product Brand ALDRICH
CAS Number 27491-86-7
Molecular Formula [(H3C)2CHO]3SiOH
Molecular Weight 222.35
 
TEST SPECIFICATION LOT 12203KD RESULTS
APPEARANCE COLORLESS LIQUID COLORLESS LIQUID
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE. CONFORMS TO STRUCTURE.
ION CHROMATOGRAPHY 100 PPM CHLORIDE (MAXIMUM) 840 PPB CL
GAS LIQUID 98.0% (MINIMUM) 99.4%
TRACE ANALYSIS, ICP-MS ALL DATA IN PPB. (LIMIT OF DETECTION)
  ND = NOT DETECTED
  AL ND (4.20) MO ND (2.27)
  SB 4.86 (0.52) ND ND (2.44)
  AS ND (14.00) NI ND (5.07)
  BA 32.2 (0.21) NB ND (0.52)
  BE ND (1.34) OS ND (0.41)
  BI ND (0.57) PD ND (0.86)
  B 8.53 (2.92) PT ND (1.26)
  CD ND (1.44) K ND (5.73)
  CA 67.6 (5.73) PR ND (0.03)
  CE ND (0.21) RE ND (0.46)
  CR ND (1.31) RH ND (0.14)
  CO ND (1.99) RU ND (1.96)
  CU ND (3.47) SM ND (0.38)
  DY ND (0.21) AG ND (0.69)
  ER ND (0.45) NA 399 (3.78)
  EU ND (0.23) SR ND (0.80)
  GD ND (0.72) TA ND (2.29)
  GA 10.6 (0.69) TE ND (5.54)
  GE ND (8.56) TB ND (0.07)
  AU ND (0.86) TL ND (0.38)
  HF 5.59 (1.44) TH ND (2.61)
  HO ND (0.07) TM ND (0.17)
  IN ND (0.14) SN ND (1.95)
  IR ND (0.45) TI ND (1.17)
  FE ND (11.46) W ND (4.30)
  LA ND (0.07) U ND (0.96)
  PB ND (0.57) V ND (0.48)
  LI ND (0.48) YB ND (0.31)
  LU ND (0.10) Y ND (0.10)
  MG ND (7.80) ZN ND (57.32)
  MN ND (0.76) ZR ND (9.84)
  HG ND (10.32)
QUALITY CONTROL AUGUST 2005