Silicon dioxide

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1 Gram	Negotiable

1 Gram

Negotiable

Min.Order :1 Gram
Purity: 99% purity
Payment Terms : T/T,,MoneyGram,Other

Keywords

Silicon dioxide 7631-86-9 99% purity

Quick Details

Appearance:White to yellow suspension
Application:intermediate
PackAge:According to the need to packing
ProductionCapacity:100|Kilogram|Month
Storage:sealed,dry,low temperature
Transportation:air,sea and courier

Superiority:

Silicon dioxide Basic information

Product Name:   Silicon dioxide
Synonyms:   SILICA GEL 60 PF254 FOR PREPARATIVE LAYE;LICHROSORB SI 100 (10 MYM) 10 G;TLC-SILICA GEL 60 GF254 MEAN PARTICLE SI;LICHROSORB SI 100 (10 MYM) 100 G;SEA SAND EXTRA PURE 5 KG;SILICA GEL 60 GF254 FOR THIN-LAYER CHROM;SILICA GEL 60 PF254 + 366 FOR PREPARATIV;SEA SAND EXTRA PURE 25 KG
CAS:   7631-86-9
MF:   O2Si
MW:   60.08
EINECS:   231-545-4
Product Categories:
Mol File:   7631-86-9.mol

Details:

Silicon dioxide Chemical Properties
Melting point    >1600 °C(lit.)
Boiling point    >100 °C(lit.)
density    2.2-2.6 g/mL at 25 °C
refractive index    1.46
Fp    2230°C
storage temp.    Refrigerator (+4°C)
solubility    Practically insoluble in water and in mineral acids except hydrofluoric acid. It dissolves in hot solutions of alkali hydroxides.
form    suspension
color    White to yellow
Specific Gravity   2.2
Specific Gravity   0.97
Specific Gravity   1.29
PH   5-8 (100g/l, H2O, 20℃)(slurry)
Water Solubility    insoluble
Sensitive    Hygroscopic
Hydrolytic Sensitivity   6: forms irreversible hydrate
Hydrolytic Sensitivity   5: forms reversible hydrate
Hydrolytic Sensitivity   4: no reaction with water under neutral conditions
Merck    14,8493
Stability:   Stable.
CAS DataBase Reference   7631-86-9(CAS DataBase Reference)
IARC   3 (Vol. Sup 7, 68) 1997
NIST Chemistry Reference   Silicon(iv) oxide(7631-86-9)
EPA Substance Registry System   Silica (7631-86-9)

Safety Information
Hazard Codes    Xn,Xi
Risk Statements    36/37/38-36/37-22-43-52/53-36/38
Safety Statements    26-37/39-36-36/37/39-36/37-61
HS Code    2811221000
Toxicity   LC inhalation in rat: > 200gm/m3/1H

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