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MilliporeSigma

SIAL Direct Red 81

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SIAL Direct Red 81

Dye content 50 %

Synonym(s): DR 81; Disodium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate

Empirical Formula: C29H19N5Na2O8S2

Formula Weight: 675.60

Linear Formula: C29H19N5Na2O8S2

MDL Number: MFCD00003949

Melting Point: 240 °C (dec.)(lit.)

RTECS No.: QK1370000

WGK Germany: 3

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Product Detail
Thomas No.
C949A10
Mfr. No.
195251-25G
Description
DIRECT RED 81 25G
list price/quantitytotal
$0.00
Thomas No.
C949A11
Mfr. No.
195251-100G
Description
DIRECT RED 81 100G
list price/quantitytotal
$0.00
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