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Hari Shankar Singhania Elastomer And Tyre Research Institute

Analytical & Chemical Analysis

Analytical & Chemical Laboratory
A. Polymer
Sl No Test Name Standard Method
1* Dirt Content ASTM D1278
2* Ash Content ASTM D5667
3* Heat Loss ASTM D5668/ISO 248 Part 2/ISO 248 Part 1
4* Microstructure of BR (Cis content ) IS 10016 (part 4)
5* Microstructure of SBR  (Cis, trans, vinyl content ), bound styrene content ISO 21561 -1
6* Nitrogen Content ASTM D2227-96/ ISO 1656/ISO 19051
7* Molecular weight distribution ASTM D6474
8 Moisture by KF Titrator -
9* Mixed Organic acid content ASTM D5774/ISO 7781
10* Soap content ASTM D5774/ISO 7781
11* Acetone extraction ASTM D5774
12* Oil Content ASTM D5774
13* Ethylene Toluene Extract ASTM D5774
14* Glass transition temperature ASTM D7426 / ASTM E1356/ISO 22768
15* Metal content ASTM D4075ISO 19050
     
  * Tests  under NABL scope  
     
B. Reinforcement Filler: Carbon Black
Sl No Test Name Standard Method
1* Oil Absorption Number ASTM D2414/ISO 4656
2* Pour density ASTM D1513
3* Iodine Adsorption Number ASTM D1510/ISO1304
4* Heat Loss ASTM D1509/ISO 1126
5 Residue @ 325 mesh ASTM D1514
6 Residue @ 35 mesh ASTM D1514
7* 5’ fines through 120 mesh ASTM D1508/ISO 1437
8 Pellet hardness ASTM D5230
9* Ash ASTM D1506/ISO 1125
10* Nitrogen Surface Area ASTM D6556/ISO 18852
11* pH ASTM D6739-11
12* Toluene discolouration ASTM D1618/ISO 3858
13* Sulfur content ASTM D1619/ISO 1138
14* Toluene Extractable ASTM D4527-99/ISO 6209
15* Crushed Oil Absorption Number (24M 4) ASTM D3493
16* Tint strength ASTM D3265/ISO 5435
     
  * Tests under NABL scope  
     
C. Reinforcement Filler: Silica
Sl No Test Name Standard Method
1* Heat Loss  ASTM D6738
2* pH ASTM D6739
3* Ignition Loss ASTM D1208
4* SiO2 Content ASTM D297
5 Sieve Residue ASTM D5461
6* Nitrogen Surface Area ASTM D1993
7 Conductivity ASTM C408
8 Pour Density ASTM C905
     
  * Tests under NABL scope  
     
D. Semi Reinforcement Filler
Sl No Test Name Standard Method
1* Ignition loss ASTM D1208
2* Heat loss ASTM D6738
3 Moisture content By KF moisture analyzer
4* HF Solubility ASTM D297
5* pH  ASTM D6739
6 Sieve residue ASTM D5461
7* Metal content as other minerals e.g. Fe, Cu and Mn ASTM D2969
     
  * Tests under NABL scope  
     
E. Non Reinforcement Filler
Sl No Test Name Standard Method
1 Ignition loss -
2 Heat loss -
3 HCl Insoluble -
4 Fineness -
5 CaO Content -
6 Alkalinity (Calc. as NaOH) -
7 Nitrogen Surface  Area -
8* Lead Content ASTM D2969
9* Magnesium as MgO ASTM D2969
     
  * Tests under NABL scope  
     
F. Crumb Rubber
Sl No Test Name Standard Method
1* Acetone extraction ASTM D297/ISO1407
2* Ash Content ASTM D6370 / ASTM E1131 / ISO 9924 
3 Moisture content By KF moisture analyzer
4* Polymer Content ASTM D6370 / ASTM E1131 / ISO 9924
5* Carbon Black Content ASTM D6370) / ASTM E1131 / ISO 9924
6 Mesh Size Distribution By Sieve residue analysis
     
  * Tests under NABL scope  
     
G. Reclaim Rubber
Sl No Test Name Standard Method
1* Acetone extraction ASTM D297/ISO1407
2* Ash Content ASTM D6370 / ASTM E1131 / ISO 9924
3* Rubber Hydrocarbon Content ASTM D6370 / ASTM E1131 / ISO 9924
4* Carbon Black content ASTM D6370 / ASTM E1131 / ISO 9924
     
  * Tests under NABL scope  
     
H. Process Oil
Sl No Test Name Standard Method
1* Specific Gravity ASTM D1298
2* Pour Point ASTM D97
3* Aniline Point ASTM D611
4* Kinematic viscosity ASTM D445
5* Clay Gel Analysis ASTM D2007
6* PAH content DIN 16143
7* PCA content IP 346
8* Flash Point ASTM D92
9* Carbon type analysis (Ca, Cp, Cn content) IS 13155
10* Viscosity Gravity Constant ASTM D2501
11* Degree API ASTM D1298
12* Glass transition temperature ISO 28343
     
  * Tests under NABL scope  
     
I. Process Oil: Poly Arpmatic Hydrocarbon Content
Sl No Test Name Standard Method
1* PAH content DIN 16143
2* Naphthalene content
3* Acenaphthalene content
4* Fluorene content
5* Phenanthrene content
6* Anthracene content
7* Floranthene content
8* Pyrene content
9* Benzo (a) Anthracene content
10* Chrysene content
11* Benzo (b) Fluoranthene content
12* Benzo (a) Pyrene content
13* Benzo (g.h.i)perylene content
14* diBenzo (a,h) anthracene content
15* Indenol (1.2.3-cd ) Pyrene content
16* Acenaphthalene content
     
  * Tests under NABL scope  
     
J. Anti-Degradants/Anti-Oxidants/Anti-Ozonants
Sl No Test Name Standard Method
1* Melting Point ASTM D1519 / ISO CD 28641/ISO 11235
2* Ash Content ASTM D4574/ ISO CD 28641/ISO 11235
3* Heat Loss ASTM D4571
4* Assay by GC ASTM D4937
5 FTIR ASTM D2702
6* Softening Point by Ring and Ball ASTM E28\ISO CD 28641
7 Dimer, Bridge Dimer, Trimer, Bridge Trimer Content of TMQ By HPLC
8* Congealing Point of wax ASTM D938/ISO CD 28641
9 N-Paraffin, iso paraffin Content of wax ASTM D5442
10 Refractive Index ASTM D1218
11 Carbon chain distribution of wax ASTM D5442
12 Drop Melting Point ASTM D127
     
  * Tests under NABL scope  
     
K. Resins
Sl No Test Name Standard Method
1* Softening Point by Ring and Ball ASTM E28/ISO CD 28641
2* Ash ASTM D4574/ ISO CD 28641/ISO 11235
3* Heat Loss ASTM D4571
4 FTIR  ASTM D2702-05
5 Acid No/Base No ASTM D974
6 Saponification No. -
7* Insoluble content ASTM D1766/ISO 11235
8 pH ISO CD 28641
9 HMT Content -
10 Sieve residue -
11 Moisture content  KF moisture analyzer
12* Hot plate cure time for thermosetting resins -
     
     
  * Tests under NABL scope  
     
L. Zinc Oxide
Sl No Test Name Standard Method
1* Zinc Oxide Content ASTM D4315/ISO 9298
2* Lead Content By ICP-OES
3* Cadmium Content By ICP-OES
4* Heat Loss ASTM D4571
5 Sieve Residue ASTM D5461
6 Nitrogen Surface Area By NSA analyzer
7* pH -
8 Total Sulfur ASTM D1619/ISO 1138
     
  * Tests under NABL scope  
     
M. Stearic Acid/Fatty Acids
Sl No Test Name Standard Method
1* Ash Content ASTM D4574/ ISO CD 28641/ISO 11235
2 Drop Melting Point ASTM D127
3 Acid No. -
4 Iodine No. -
5 Saponification No. -
6* Nickel Content By ICP-OES
7 Refractive index ASTM D1218
8 Fatty Acid Fractions (C10-C15, C16-C20, C21-C22, Higher than C22) By GC-FID
     
  * Tests under NABL scope  
     
N. Sulfur/Insoluble Sulfur
Sl No Test Name Standard Method
1* Ash Content ASTM D4574
2* Heat Loss ASTM D4574
3 Wet sieve ASTM D4572
4* Solubility in CS2 ASTM D1766/ISO 11235
5* Oil Content ASTM D4573
6* Acidity as H2SO4 ASTM D4569
7* Total Sulfur content ASTM D1619/ISO 8332
8* Insoluble Sulfur (% of Total Sulfur) ASTM D4578
9* High Temperature Heat stability Insoluble Sulfur (% of Total Sulfur) IS14127
     
  * Tests under NABL scope  
     
O. Accelerators
Sl No Test Name Standard Method
1* Melting Point ASTM D1519
2* Ash Content ASTM D4574
3* Heat Loss ASTM D4571
4* Assay ASTM D4936
5* Solubility in organic solvent ASTM D4934
6* Sulfur Content ASTM D1619/ISO 8332
7 Moisture By KF moisture titrator
8 FTIR ASTM D2702
9* Free MBT ASTM D5044
10 Oil Content -
11 Sieve residue ASTM D4572
     
  * Tests under NABL scope  
     
P. Finished Products
Sl No Test Name Standard Method
1* Specific Gravity ASTM D297
2* Identification of Polymer ASTM 03677/ISO 4650
3* Determination of blend ratio ASTM D6370 / ASTM E1131 / ISO 9924
4* Comp analysis : Polymer ASTM D6370 / ASTM E1131 / ISO 9924
5* Comp analysis : Carbon Black ASTM D6370/ ASTM E1131 / ISO 9924
6* Comp analysis : Ash ASTM D6370/ ASTM E1131 / ISO 9924
7* Comp analysis : Extractable ASTM D297/ISO1407
8* Comp analysis : Sulfur ASTM D1619
9* Swell index ASTM D3616
10* SiO2 Content ASTM D297
11* HCl soluble Ash Content ASTM D297
12* HCl insoluble Ash Content ASTM D297
13* Tg ASTM 07426/ASTM E1356/ISO 22768
14* Metal Content ASTM D2969/ISO 19050
15 Identification and estimation of inorganic filler -
     
  * Tests under NABL scope  
     
Q. Coal
Sl No Test Name Standard Method
1* Moisture content IS 1350 (Part I)
2* Ash Content content
3* Volatile Matter content
4* Fixed Carbon content
5* Gross Calorific Value
6* Sulfur Content ASTM D4239 - 18e1
7 Hydrogen content
8 Carbon content
     
  * Tests under NABL scope