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Silicon Si

  
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    702481
    Replacement septa for 8-425 screw caps from MACHEREY-NAGEL PTFE virginal: temperature resistant: &ndash200 &degC / +260 &degC, very high analytical purity, very hard (but very thin material), no resealability Red Rubber / TEF (FEP): temperature re
    SKU702481
    MFR. NameMACHEREY-NAGEL
    Catalog No. C003B-535508
    Pack Size 100 PK
    Quantity:
     
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    71478
    The following are accessories for Mettler-Toledo&rsquos line of volumetric titrators. Mettler products are intended for sale/shipment within the US only.
    SKU71478
    MFR. NameMETTLER-TOLEDO RAININ
    Catalog No. C003B-205322
    Pack Size 1 EA
    Quantity:
     
  • Bis-(trimethylsilyl)acetylene, 98%, 10G
    80091
    (CH<sub>3</sub>)<sub>3</sub>SiC&equivCSi(CH<sub>3</sub>)<sub>3</sub> CAS#: 14630-40-1 F.W.: 170.41
    SKU80091
    MFR. NameGFS CHEMICALS
    Catalog No. C003B-570072
    Pack Size 1 EA
    Quantity:
     
  • Silicon(IV) oxide, 99.9% trace metals basis 500g
    220995-500G
    CAS: 7631-86-9 EC No: 231-545-4 MDL No: MFCD00011232 80nm Amorphous Powder Linear Formula: SiO<sub>2</sub> MW: 60.08 Melting Point: 1610&deg Boiling Point: 2230&deg Density (g/mL): 2.2-2.6 Refractive Index: 1.544
    SKU220995-500G
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-518856
    Pack Size 1 EA
    Quantity:
     
  • Silicon powder, crystalline, APS </=50nm, 98% 25g
    128850-25G
    CAS: 7440-21-3 EC No: 231-130-8 MDL No: MFCD00085311 RTECS: VW0400000 UN No: UN1346 Haz Class: 4.1 Packing Group: III Powder, S.A. 70-100 m 2 /g Molecular Formula: Si MW: 28.09 Melting Point: 1410&deg Boiling Point: 2355&deg Density (g/mL): 2.33
    SKU128850-25G
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-518732
    Pack Size 1 EA
    Quantity:
     
  • Silicon(IV) oxide, 99.999% trace metals basis 100g
    222200-100G
    CAS: 7631-86-9 EC No: 238-878-4 MDL No: MFCD00011232 RTECS: VV7330000 Powder Linear Formula: SiO<sub>2</sub> MW: 60.08 Melting Point: 1610&deg Boiling Point: 2230&deg Density (g/mL): 2.2-2.6 Refractive Index: 1.544
    SKU222200-100G
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-518665
    Pack Size 1 EA
    Quantity:
     
  • Silicon powder, crystalline, -100+435 mesh, 99.999% trace metals basis 250g
    218225-250G
    CAS: 7440-21-3 EC No: 231-130-8 MDL No: MFCD00085311 RTECS: VW0400000 UN No: UN1346 Haz Class: 4.1 Packing Group: III Powder Molecular Formula: Si MW: 28.09 Melting Point: 1410&deg Boiling Point: 2355&deg Density (g/mL): 2.33
    SKU218225-250G
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-518608
    Pack Size 1 EA
    Quantity:
     
  • Silicon powder, crystalline, -100 mesh, 99.9% trace metals b (C003B-518420)
    123010-500G
    CAS: 7440-21-3 EC No: 231-130-8 MDL No: MFCD00085311 RTECS: VW0400000 UN No: UN1346 Haz Class: 4.1 Packing Group: III Powder Molecular Formula: Si MW: 28.09 Melting Point: 1410&deg Boiling Point: 2355&deg Density (g/mL): 2.33
    SKU123010-500G
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-518420
    Pack Size 1 EA
    Quantity: